And by 2020, the solar industry will have completely "paid back" the energy it took to produce the world's panels.
Charge your phone with that white stuff from the beach
Dispelling the myth that surfing the Web is a time-draining waste of neurons
Is there any difference between an identical twin and a clone?
One-celled organisms could make our road network more efficient
Scientific proof that love is a sweet, sweet thing
Turning your idols into handbags.
They're everywhere—and they can also treat cancer.
Microbial manufacturing is about to go mainstream
Scientists are turning to microbes to manufacture scents and flavors
The answer might actually help us treat some neurological diseases.
Technology may be ushering in a golden age of stalking, in which predators use GPS, cellphones and other devices to track and terrorize.
Just shy of 10 years after scientists first made embryonic-like stem cells from adult cells, another team finds a totally different way to do it.
And also let tourists peek inside
The essential vitamin found in many foods could be used to create non-toxic scaffolds for custom medical implants.
In the future, spider-strengthened silk could go into bulletproof vests.
Vermonters seem less averse to bioengineered food once it's identified.
It's not as weird as you'd think
A device that restores hearing by transmitting sound through the teeth and bones
It's called shrilk, and no, it won't cause allergic reactions.
Depending on who you ask, these long-ignored, widely-scattered elements are either a dealbreaker or no problem at all