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SpaceX poised to launch secretive Zuma mission

SpaceX is poised to launch on Thursday a secretive payload known as Zuma for the US government, though the nature of the mission and the agency behind it remain a mystery.

A levitated nanosphere as an ultra-sensitive sensor

Sensitive sensors must be isolated from their environment as much as possible to avoid disturbances. Scientists at ETH Zurich have now demonstrated how to remove from and add elementary charges to a nanosphere that can be ...

SpaceX to launch classified US govt payload Sunday

SpaceX on Sunday is scheduled to make its first military launch, with a classified payload for the National Reconnaissance Office, which makes and operates spy satellites for the United States.

Evolution influenced by temporary microbes

Life on Earth often depends on symbiotic relationships between microbes and other forms of life. A new theory suggests that researchers should consider how symbiotic microbes can influence the evolution of life on Earth, ...

Satellite's last days improve orbital decay predictions

Scientists are learning more about how the upper atmosphere and ionosphere affect space satellites as well as communications and navigation here on Earth, thanks to new data from a U.S. Air Force satellite that recently completed ...

Iron-gallium alloy shows promise as a power-generation device

An alloy first made nearly two decades ago by the U. S. Navy could provide an efficient new way to produce electricity. The material, dubbed Galfenol, consists of iron doped with the metal gallium. In new experiments, researchers ...

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