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Robots could murder us out of kindness, says futurist

Engineer Nell Watson worries that it won't be easy to teach powerful robots values.

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'Thigh bone' on Mars? NASA explains an unusual find

Space-alien theorists have gotten a thrill from a bone-like object found on Mars, but NASA has a more plausible explanation.

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Help identify these city nightscapes shot from the ISS

Over 300,000 photos of Earth at night have been snapped by astronauts aboard the International Space Station. Now, a crowdsourcing project aims to identify and geotag the spectacular shots.

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Spectacular ISS shots of cities at night (pictures)

A crowdsourcing effort is underway to catalog over 300,000 images of Earth at night taken from the International Space Station. Here's a gallery of the best shots of our planet's nocturnal side.

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Sea plankton found on the outer surface of the ISS

Astronauts collecting samples on the International Space Station have found traces of sea plankton, and are baffled as to how it got there.

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3D-printed face implant gets FDA approval

FDA gives the nod to a 3D-printed facial implant that can be customized for individual patients in need of facial-reconstruction surgery.

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Have you heard? Space gets loud on the latest CraveCast

They can't hear you scream in space, but that doesn't mean there are no sounds coming from the cosmos. The CraveCast crew investigates and discusses a hot new space game, a super DIY space dad and saddling up a real-life comet.

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The spooky sounds of space

Since the 1950s, probes sent into space have been sending back data that reveal eerie sounds from the vastness of the galaxy.

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This is what your home on Mars could look like

NASA JPL and Makerbot have announced the winners of their Thingiverse Mars Base challenge to design and 3D print a human habitat for the Red Planet.

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It's getting a little warmish around this chocolate bar.

Chocolate melt-prevention scientist: Apply for the sweetest job in the world

Are you a scientist? Do you like chocolate? Are you an EU national? If you answered yes to those three questions, consider a delicious job opening at Cambridge.

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The harpoon-like stingers extend from the tentacle.

See how a jellyfish stings in microscopic slo-mo

Forget Shark Week. The box jellyfish is way more dangerous, and its mechanism for injecting venom can only be witnessed with a microscope.

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Bluetooth padlock eliminates need for keys

Just click this nifty new lock now seeking funds on Kickstarter, and if it senses the right smartphone nearby, it's supposed to open like magic.

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