Citing rights failings, firm divests Cisco holdings

A US investment management firm has divested of its holdings in Cisco, accusing the networking giant of failing to respond to human rights concerns, particularly in China, and lacking transparency.

Taking the pulse of a black hole system (w/ Video)

Using two NASA X-ray satellites, astronomers have discovered what drives the "heartbeats" seen in the light from an unusual black hole system. These results give new insight into the ways that black holes can regulate their ...

3-D advances come with health concerns for children

In a seeming blink of an eye, 3-D technology has advanced beyond imagination. Hollywood, TV manufacturers and video game makers say you have to see it to believe it. But the visual trickery that produces 3-D images can also ...

Reactor uses sunlight to make hydrocarbon fuel

Researchers have developed a reactor that can rapidly produce fuel from sunlight, using carbon dioxide and water, plus a compound called ceric oxide.

Analysis of a relationship triangle

In a model network of friends and foes, relationships will evolve until everyone becomes friendly or the network splits into two hostile factions, researchers suggest in the current issue of the Proceedings of the National ...

British health tech startups seek US foothold

British entrepreneurs touting new technologies for concerns such as keeping tabs on addled elderly or trouble getting pregnant were courting Silicon Valley connections on Wednesday.

page 1 from 8