Cheap molten salt battery can store energy for months
A low-cost molten salt battery that can store energy for months could allow us to tap into renewables year round.
Squid skin inspires heat-regulating coffee cup
Inspired by squid skin, UC Irvine engineers have created a cheap, easy-to-recycle material that can be “tuned” to regulate heat.
Nimo smart glasses are like a PC for your eyes
India-based startup Nimo Planet is now accepting reservations for its Nino smart glasses, which let wearers view six virtual screens.
High schoolers create $1 filter to remove lead in water
Maryland high schoolers have created a filter that removes lead in water. It costs just $1 and alerts users when it needs to be replaced.
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.
What is 3G and why is it being shut down? An electrical engineer explains
3G networks are built using completely different equipment and algorithms than its newer replacements.
Hugging a cushion that “breathes” can reduce anxiety
A study found that hugging a cushion that “breathes” was able to reduce anxiety for students prior to a test as much as guided meditation.
Sonic waves could help bones grow back after cancer
A technique that turns stem cells into bone cells using only sound waves could help people regrow bone destroyed by disease.
MIT invents $4 solar desalination device
MIT has developed a $4 solar desalination device that could provide a family of four with all the drinking water it needed to survive.
New synthetic tooth enamel is stronger than the natural kind
A synthetic tooth enamel that outperformed the natural kind in strength and durability tests could have applications beyond dentists' offices.