Could hydrogen-fuelled flights be a reality by 2035?
By 2035, hydrogen fuel cells could be used to electrify mid-range flights and hydrogen combustion aircraft could be used on long-haul flights.
Cosmic dust from Venus is inspiring new air pollution-busting technology
Inspired by chemistry observed on the surface of Venus, researchers produced a synthetic material that could improve air quality.
How heat pumps of the 1800s are becoming the technology of the future
With ever-improving efficiencies, and rising sales in multiple countries, heat pumps are only getting harder for their detractors to dismiss.
Tokyo wants to build a future-proof city. Here’s how.
Tokyo’s municipal government has announced plans to build a high-tech, sustainable city on reclaimed land in its bay area.
This 3D-printed home is made entirely of bio-based materials
Maine researchers are testing a new approach to 3D printing homes, swapping out the standard concrete “ink” for a material made of wood waste.
Pricing groundwater will help solve California’s water problems
The state’s Sustainable Groundwater Management Act is a great opportunity — but only if it goes far enough.
Rewilding: letting nature do its own thing
Rewilding organisations in Europe are reintroducing lost species including the Eurasian lynx and Marsican brown bear.
Here’s what that fusion power breakthrough really means
This year, NIF reports that it has achieved "ignition" — that is, it has achieved slightly more fusion energy output than laser energy input.
What can cities do to survive extreme heat?
Urban heat waves are getting worse, but better data and timely government action could make them less deadly.
Rolls-Royce tests its first hydrogen-powered plane engine
Rolls-Royce and easyJet have demonstrated for the first time that a modern plane engine can be safely powered by hydrogen fuel.
A green trifecta: how a concrete alternative can cut emissions, resource use, and waste
Building materials and construction generate about 20% of global greenhouse gas emissions. What if there was an alternative?
Seabin: How these “floating garbage bins” can help clean up our waters
Each floating garbage bin is capable of capturing 90,000 plastic bags every year for less than $1 a day, just by being in the water.
Playing sea soundscapes can summon thousands of baby oysters – and help regrow oyster reefs
Researchers amplified the natural sounds of the sea through underwater speakers to draw baby oysters to swim to the location.
Your house could become a rechargeable cement battery. Here’s how. 
Rechargeable cement batteries could allow for whole sections of multi-storey buildings to be made of functional concrete.
Wild mammals are making a comeback in Europe thanks to conservation efforts 
Many large mammals in Europe were close to extinction. New data shows us that the continent’s mammal populations are flourishing again.
How to prevent mass extinction in the ocean using AI, robots, and 3D printers 
There is currently no possibility of the world reaching the 30% target for marine protected areas with existing policies. Tech to the rescue?
Solar geoengineering could cool Earth, but some regions might continue warming
Some governments might try to “geoengineer” the planet by spraying substances into the upper atmosphere to reflect sunlight away from Earth.
Does turning the air conditioning off when you’re not home actually save energy?
Which is more efficient: running the air conditioning all day long, or turning it off during the day when you’re not there to enjoy it?
New process could make plastic recycling more profitable 
A new process that combines chemical recycling with engineered bacteria could make plastic recycling more profitable.
Sea turtles in Seychelles have recovered from the brink
The green turtles of Seychelles – once almost hunted to extinction – are now thriving again thanks to conservation efforts.
You could soon get a piece of $700 million Liquid Death
Canned water startup Liquid Death, now valued at $700 million, is considering going public in the next two years.
The key to cheaper lab-grown meat? Magnets. 
A new technique for making lab-grown meat uses magnets to eliminate the need for fetal bovine serum, an expensive, controversial substance.
Human composting is now legal in five states 
California is now the fifth state to legalize human composting, a more environmentally friendly alternative to burial or cremation.
This start-up is recycling abandoned wooden homes in Baltimore
The Baltimore Wood Project salvages wood from buildings to repurpose and resell locally to create a circular economy.
The surprising history of how electric vehicles have played the long game and won 
The electric vehicle’s environmental credentials might give them a final push to win the long game over traditional cars.
Heat pumps can cut your energy costs by up to 90%
Heat pumps are becoming all the rage around a world that has to slash carbon emissions rapidly while cutting energy costs.
Electric school buses are taking students back to school
Can electric school busses bring cleaner air and lower maintenance costs to school districts across the country?
Optimized charging powers EV batteries to 90% in 10 minutes 
Tomorrow's electric vehicles could charge far more quickly thanks to optimized charging methods and innovative battery designs.
The challenges of wireless farming technologies – like transmitting data through mud
The Agricultural Internet of Things involves technologies such as wireless underground communications and antennas in soil.
Next US energy boom could be wind power in the Gulf of Mexico 
Wind power on land has seen remarkable growth in the U.S. over the last 15 years, including in Texas. Is offshore wind next?
This fermented cooking oil could replace vegetable oil 
Zero Acre Farms is using fermentation to create a cultured oil that’s healthier and more sustainable than traditional cooking oils.
Bill Gates-backed startup is building sustainable ACs
Blue Frontier is developing a new kind of air conditioner that requires 50-90% less electricity than the units we use today.
The future of meat is sustainable — and a little weird
Ideas to reduce the meat industry's impact on the environment include 3D-printed steaks, cultivated tiger meat, and potty-trained cows.
Google’s free tool will breathe new life into your old laptop
Google’s free ChromeOS Flex is now widely available, giving anyone the ability to turn their old laptop into a makeshift Chromebook.
This little robot is cleaning up beaches, one cigarette butt at a time 
Robot litter picker, the BeachBot, uses artificial intelligence to detect trash like cigarette butts and help clean up beaches.
Engineers create world’s first carbon-neutral cement out of algae 
Cement production currently accounts for 8% of global carbon emissions.
These bendy wind turbines won’t crack in hurricanes
To significantly scale up offshore wind turbines, SUMR researchers are testing a design inspired by the flexibility of palm trees.
After millennia of agricultural expansion, the world has passed “peak agricultural land”
This marks a historic moment in humanity’s relationship to the planet.
Where does the plastic in our oceans come from?
Which countries and rivers emit the most plastic to the ocean? What does this mean for solutions to tackle plastic pollution?
Electric car supplies are running out
People who aspire to own a brand new electric vehicle will struggle to move forward. Will this also slow down the journey to net-zero?
Real cheese without the cow
Biotech startup Formo uses genetically modified microorganisms to produce a completely lab-grown milk that can be made into cheese.
Why haven’t plastic-eating bacteria fixed the plastic problem yet?
Texas scientists have created an enzyme that could keep billions of pounds of plastic out of landfills.
A massive kite is now generating carbon-free electricity
Airborne wind energy systems put turbines in the sky, where the wind tends to blow faster and more consistently.
IKEA will now sell solar panels
Furniture retailer IKEA will begin selling home solar solutions to US customers to encourage sustainable living.
Solar + battery hybrids are poised for explosive growth
Solar panels and battery storage can generate renewable power when solar energy is at its peak during the day and then release it as needed.
See the world’s first floating city: OCEANIX Busan 
If the world's first floating city is a success, other coastal metropolises could use it as a blueprint for adapting to rising sea levels.
This solar-powered motorhome was designed by students 
Students from the Technical University of Eindhoven in the Netherlands have created a solar-powered motorhome, shaped like a huge teardrop.
Former NHL enforcer builds an incredible electric airplane
An electric airplane developed by Beta Technologies, an ex-NHL player's startup, is on the wish lists of Amazon, the US Army, UPS, and more.
Barcelona’s plan to “pedestrianize” its downtown could transform our cities
A new method for evaluating the potential for superblock transformations in different cities could increase their rollout across the globe.
Swiss scientists are making jet fuel from sunlight and air 
The fuel's reliance on sunlight makes desert areas prime land for production sites, leaving valuable agricultural land available for food.
This company is tackling Kuwait’s ‘tire graveyard’ problem by tire recycling
Kuwait wants to build 25,000 new houses on the site of a former tire graveyard. Here's how they're going to do it.
Elon Musk: Europe should revive nuclear energy
The Ukraine crisis has highlighted Europe's dependence on Russia for fossil fuels. Is more nuclear energy the solution?
MIT’s new plant-based material could replace plastics 
Using cellulose from wood, MIT researchers have made a plant-based material tough as bone and hard as aluminum.
First solar canal project is a win for water, energy, air and climate in California 
California’s aging power infrastructure has contributed to catastrophic wildfires and multiday outages. Solar canals can help.
MIT spinoff plans to drill 12 miles into Earth’s crust 
MIT spinoff Quaise Energy is building a drill that vaporizes rock so that we can tap into the geothermal energy miles below our feet.
The world’s largest vertical farm is opening in Pennsylvania 
Upward Farms plans to build what will be the world’s largest vertical farm in Pennsylvania — and fish are going to fertilize its crops.
New biodegradable straws are made by bacteria 
New biodegradable straws developed in China are as cheap as plastic, stronger than paper, and made from edible materials.
Cities are using beets to deice streets this winter
Cities across the U.S. are exploring less damaging rock salt alternatives — and beet juice is one of the most promising.
Earthships: The sustainable buildings made from trash
Interest in Earthships, a type of off-the-grid home built from old tires, is picking up as people look for ways to live more sustainably.
Inside the lab inventing “coffee” without beans to save the planet
Almost all of the last wild forests will have to be destroyed to support the growth of coffee.
Solar powered cars could soon hit the streets — but can they be efficient enough to go mainstream? 
If they work, solar-powered cars could be great for the environment. Here's the startups working to make that happen.
Inside the world’s most advanced cultivated meat facility
UPSIDE Foods (formerly Memphis Meats) is offering consumers tours of “the world’s most advanced cultivated meat production facility.”
Fast fashion is killing the planet. These chemists are fighting back
Your clothes are mostly plastic. These chemists have figured out how to recycle them.
Students get $5 million from Elon Musk for carbon-removal ideas 
An Elon Musk-funded XPrize competition has given teams of students $5 million to develop ideas for carbon removal systems.
Are mini reactors the future of clean energy?
The U.K is giving Rolls-Royce nearly $300 million to develop small modular reactors (SMRs) to increase its supply of clean energy.
You can repair this sustainable phone yourself 
Fairphone’s sustainable phone is easy to repair and contains ethically sourced materials — two major departures from the industry standard.
The secret lab making the most sustainable food in the world 
The secret lab making the most sustainable food in the world
Data centers need to be greener — Microsoft is leading the way
Microsoft’s plan for sustainable data centers includes more renewable energy, better temperature control, and new construction materials.
McDonald’s McPlant takes plant-based meat mainstream
McDonald’s McPlant, a burger with a plant-based meat patty, is now available at select locations in the U.S. for a limited time.
Fungus-based “mycoprotein” may be the next future food
Startups around the world are racing to get mycoprotein — food based on fungus — to plates.
The world will electrify. This technology can power our sustainable future.
In partnership with Turntide
Attacking climate change requires reimagining our buildings and vehicles as intelligent systems. And it all starts with a smart motor.
Artificial photosynthesis turns CO2 into sustainable fuel
In partnership with Million Stories
A greener future by 2035 is in arm's reach with this new tech decarbonizing the transportation industry.
This Gen-Z CEO is taking on the $20 billion tampon industry
Rehab, re-centering, and rebirth: it’s the true story of a Gen Z CEO who wanted to spearhead a movement for better period care.
Lab-grown milk proteins prove more environmentally friendly
It’s less environmentally costly to produce milk proteins in the lab than to source them from cows, according to a new report.
Can tech rentals solve the problem of electronic waste?
To combat the problem of electronic waste, German startup Grover is now selling Americans subscriptions to laptops, phones, and other tech.
Scientists make sustainable coffee from lab-grown cells
Finnish researchers are making sustainable coffee in the lab to combat the negative environmental effects of coffee production.
“Agrihood” puts a farm in the center of Silicon Valley housing
An “agrihood” under construction in Santa Clara, CA, will give low-income residents access to cheap produce grown onsite.
Think smart about disposable packaging with this scorecard
A new scorecard called the Understanding Packaging (UP) Scorecard is helping businesses make sustainable decisions on disposable packaging.
Unique underwater sculptures thwart harmful illegal fishing
Paolo Fanciulli, a fisherman from Maremma, is sinking artists’ sculptures to the seafloor to stop bottom trawling.
Returning old clothes to the earth can help cotton grow again
An Australian cotton industry trade group aims to return used cotton cloth to the soil to help new cotton grow.
Series|Hard Reset
Murder-free chicken nuggets: Real meat grown in a lab
Would you eat lab-grown chicken meat? This Singapore restaurant is the first to serve cell-cultured meat to diners.
E. coli turns plastic waste into vanillin
Scientists have engineered E. coli bacteria to convert plastic waste into vanillin, an in-demand compound used in vanilla flavoring and more.
Cultured meat is now being mass-produced In Israel
Israeli startup Future Meat Technologies’ industrial-scale cultured meat production facility is designed to get lab-grown meat onto consumers’ plates ASAP.
Series|Hard Reset
How mirrors could power the planet… and prevent wars
If adopted globally, concentrated solar power could make major waves in manufacturing, not to mention prevent wars over oil and mitigate climate change.
Lithium mining just became a water sport
A team of scientists claims they’ve created an affordable method for extracting lithium from seawater, as an alternative to lithium mining.
Series|Hard Reset
Do buildings have to be permanent?
Modular construction involves transporting prefabricated buildings and connecting them on-site. It’s like LEGOs on steroids, and it could transform our cities.
The case for drinking treated wastewater. (Yes, from the toilet.)
Concern over droughts and water pollution have ignited a unique solution for preserving one of our most vital resources — advanced wastewater treatment for human consumption, also known as direct potable reuse.
A world’s first: Printable electronics now fully recyclable
Duke researchers show new recyclable electronics technique that reclaims nearly 100% of carbon-based printed transistors using water and sound.
World’s biggest jeweler will only sell lab-created diamonds
Jewelry company Pandora has announced plans to start using only lab-created diamonds in its products, officially turning its back on diamond mining.
This laundry detergent is made from recycled carbon
Consumer goods company Unilever is now selling a laundry detergent that’s made using recycled carbon instead of traditional fossil fuels.
Startup aims to put lab-grown lobster on the menu
Wisconsin startup Cultured Decadence is developing lab-grown lobster meat in the hopes of meeting a demand currently threatened by climate change.
This new crystal, produced with gunpowder, is stronger than diamond
Researchers have developed hexagonal diamonds — the mineral lonsdaleite — large enough to study in a lab and test their stiffness and hardness.
Digital price tags auto-discount groceries to avoid food waste
A startup called Wasteless uses dynamic pricing and electronic shelf labels to help minimize food waste at grocery stores.
Spinach skeleton becomes base for lab-grown meat
After spinach leaves were stripped of their plant cells, the skeletons were used as a scaffold for lab-grown meat.
What is the future of wave energy?
The Federal Energy Regulatory Commission has approved the first commercial-scale, utility grid-connected test site for wave energy.
Are ancient city grids still the best way to build?
In partnership with Ford
Although their roots date back thousands of years, city grids are starting to inspire modern urban planners. Is the grid still the best way to build?
A sweet way to recycle cotton — turn it into sugar
What’s better than recycled cotton — transforming it to sugar for reuse. Researchers have a recipe for success.
Diy factory turns plastic waste into super-strong bricks
Kenyan startup Gjenge Makers turns plastic waste into plastic bricks that are stronger, lighter, and cheaper than their concrete counterparts.
Recycling robot keeps waste out of landfills
AMP Robotics has developed a recycling robot that uses AI to sort recyclables twice as quickly as humans can.
The ugly truth about toxic e-waste
It’s estimated that by 2030, the amount of e-waste discarded globally will grow to 74.7 million tons per year. But fixing the problem is going to take more than recycling.