DARPA releases video of HTV-2 hypersonic glider flight

An unmanned glider streaks over the Pacific Ocean at 20 times the speed of sound in a video released Thursday by a U.S. defense research agency experimenting with technology that could give the military the ability to strike ...

Laser shoots down drones at sea (w/ Video)

(PhysOrg.com) -- An infrared laser developed by Arizona company Raytheon Missile Systems has been demonstrated shooting down incoming drones over the ocean off the coast of California.

Honey-bee aggression study suggests nurture alters nature

A new study reveals that changes in gene expression in the brain of the honey bee in response to an immediate threat have much in common with more long-term and even evolutionary differences in honey-bee aggression. The findings ...

Using nature to help the climate: Four ways that work

A new study finds that four nature-based climate solutions—the ones that companies and other entities use most often to claim carbon credits—have robust scientific foundations. The four pathways are conservation or reforestation ...

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