Can CRISPR feed the world?

As the world's population rises, scientists want to edit the genes of potatoes and wheat to help them fight plant diseases that cause famine.

A molecular on/off switch for CRISPR

Picture bacteria and viruses locked in an arms race. For many bacteria, one line of defense against viral infection is a sophisticated RNA-guided "immune system" called CRISPR-Cas. At the center of this system is a surveillance ...

We should not dismiss the dangers of 'killer robots' so quickly

In an open letter I helped publish on July 28 – which has now been signed by more than 2,700 artificial intelligence (AI) and robotics researchers from around the world – we stated that "starting a military AI arms race ...

Five things to know about artificial intelligence and its use

In the sci-fi thriller "Ex Machina," the wonders and dangers of artificial intelligence are embodied in a beautiful, cunning android named Ava. She puts her electronic smarts to work with frightening results, manipulating ...

No sci-fi joke: 'killer robots' strike fear into tech leaders

It sounds like a science-fiction nightmare. But "killer robots" have the likes of British scientist Stephen Hawking and Apple co-founder Steve Wozniak fretting, and warning they could fuel ethnic cleansing and an arms race.

Elaborate egg shells help prevent forgery

There's a high-stakes arms race being waged with colors and patterns in the scrublands of southern Zambia. It's a battle that's probably being fought everywhere there are birds practicing what is known as "brood parasitism"—laying ...

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