Tuberculosis may spread through aerosols, without coughing
Will battery recycling be ready when all these new EV batteries die?
Can CRISPR keep the beer flowing?
NASA’s DART mission will move an asteroid (Updated)
This engineer fixed his own heart
How a BBQ lighter can make DNA vaccines more powerful
How a powerful telescope found a tiny black hole
Scientists discover a new mineral from the depths of the Earth
94% of the universe’s galaxies are permanently beyond our reach
The Moon has enough oxygen to sustain 8 billion people for 100,000 years 
See the surface of the sun evolve in stunning time lapse
Delivery drones are now dropping off packages for Walmart
Metal-eating bacteria could clean up dirty mining sites
The “great resignation” is a trend that began before the pandemic – and it may be the new normal
Traditional colleges are recognizing Google career certificates
Agrivoltaics let farmland serve double duty
Here’s what the world will look like 4°C warmer 
Students get $5 million from Elon Musk for carbon-removal ideas 
Vaccine robot administers doses without needles or human help
Startup breaks through “accent barrier” with real-time translator