Biotech companies are inserting new genes into microorganisms, turning them into tiny factories to produce valuable nutrients and flavors. But many of the companies don't want to talk about it.
The White House will ask a higher court to allow President Obama's executive actions to take effect, while the case is in court. A federal judge in Texas ruled Obama overstepped his authority.
More than 80 percent of high school students in Shanghai are myopic. A new study finds a link between higher income and poor eyesight. But the root cause is still hotly debated.
With the Islamic State pushed back, Iraq's Yazidis are returning to their villages — and to mass graves. Now, they guard the remains and are calling on the U.N. to document the killings.
Studying techniques for engineering our way out of climate change would be helpful — and not the same as actually trying them, says a panel convened by the National Research Council.
The lethal bacteria that sickened people at a Los Angeles hospital belong to one of three types the Centers for Disease Control and Prevention says hospitals should most urgently monitor and prevent.
American firms have about $2 trillion in overseas accounts — money they could be using to hire workers and pay dividends in the U.S. The president wants to encourage them to bring that money home.