US ends bulk collection of phone data

The US government has halted its controversial program to collect vast troves of information from Americans' phone calls, a move prompted by the revelations of former intelligence analyst Edward Snowden.

date18 hours ago in Security
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Cassini image: Water world

Although Enceladus and Saturn's rings are largely made up of water ice, they show very different characteristics. The small ring particles are too tiny to retain internal heat and have no way to get warm, so they are frozen ...

date4 hours ago in Space Exploration
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Image: Lisa Pathfinder ready for launch

Final preparations are under way at Europe's Spaceport in Kourou, French Guiana, for the launch of LISA Pathfinder, ESA's technology demonstrator that will pave the way for detecting gravitational waves from space. Liftoff ...

date4 hours ago in Space Exploration
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Driving metabolic pathways on with sunlight

Most life forms are directly or indirectly dependent on photosynthesis. The question is, can we exploit sunlight more broadly than in carbohydrate production, making it effectively a synthetic biology part? As an answer to ...

date2 hours ago in Biotechnology
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