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 ...

'Dynamic duo' defenses in bacteria ward off viral threats

Scientists at the University of Southampton have discovered that bacteria can pair up their defense systems to create a formidable force, greater than the sum of its parts, to fight off attacks from phage viruses. Understanding ...

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