Comet lander Philae says goodbye as communications are cut
Despite problems, it managed some impressive scientific work.
Americans aren't ready for biotech-enhanced superhumans
No real life Avengers for us just yet.
3D imaging helps map tiny connections in the brain
MIT's new technique is far superior to looking through a typical microscope.
Solar-powered machine turns urine into drinkable water
Scientists will use a 1,000 liters of recovered water to make beer.
EPA findings should lead to caps on aircraft emissions
Airborne pollution affects climate change, too.
Milky Way's spinning 'halo' helps reveal how galaxy formed
The super-hot gas surrounding our galaxy is rotating almost as fast as we are.
Olympic athletes are training with brain-altering headphones
The Halo Sport's brain stimulation reportedly makes training more effective.
Lithium-oxygen battery promises lighter electric cars
It delivers lots of power with little weight.
Super-fast magnetic motor keeps tiny satellites on track
It doesn't use fuel, and should never wear out.