Tech
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TechThis device harnesses the cold night sky to generate electricity in the dark
A new thermoelectric generator uses the temperature difference between Earth and outer space to create electricity after the sun goes down.
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TechA new prosthetic leg that senses touch reduces phantom pain
A prosthetic leg that can sense foot pressure and knee angle helped two men walk faster and reduced phantom leg pain.
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HumansSupercooling tripled the shelf life of donor livers
Cooling organs to subzero temperatures could help them last longer, making lifesaving transplants available to more people.
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TechA mini chemical lab could one day test for toxic nerve agents in the field
Portable lab equipment that detects nerve agents could help judge when it’s safe to return to previously exposed areas.
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Life50 years ago, scientists thought they knew why geckos had sticky feet
50 years ago, scientists thought gecko feet had suction cups that allowed the animals to stick to surfaces. Today we know tiny hairs do the job.
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TechA chip made with carbon nanotubes, not silicon, marks a computing milestone
Silicon’s reign in cutting-edge electronics may soon over. The carbon nanotube could be its successor.
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TechTiny magnetic coils could help break down microplastic pollution
Carbon nanotubes designed to release plastic-eroding chemicals could clear the long-lasting trash from waterways.
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Tech50 years ago, lambs survived but didn’t thrive inside artificial wombs
Artificial wombs to support preemie babies are closer to reality.
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TechThis solar-powered device produces energy and cleans water at the same time
Someday, the two-for-one machine could help curb electricity and freshwater shortages.
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Artificial IntelligenceArtificial intelligence has now pretty much conquered poker
A new artificial intelligence called Pluribus is a real card shark at six-player no-limit Texas Hold’em.
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Planetary ScienceSee how visualizations of the moon have changed over time
To celebrate the 50th anniversary of the moon landing, here’s a collection of images that show how the moon has been visualized over the ages.
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NeuroscienceThis brain region may be why some robots send chills down your spine
Scientists may have traced the source of the “uncanny valley” sensation in the brain.