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What is it? Photo: J J Osuna Caballero / Getty Images Is This 2,000-Year-Old Artifact Actually a Battery?
The battery may have been designed to visibly corrode written prayers.
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Not the robot in question. This one is actually less creepy. Photo: Zhan Min/VCG via Getty Images This Creepy Robot Learned to Talk Like a Human by Watching YouTube
Researchers say EMO is a step toward robots meant for caregiving, education, or companionship.
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Photo: thethomsn / Getty Images Plants Can Talk to Each Other When They Touch, and It Makes Them Stronger
Loner plants don’t fare as well, which is probably a good takeaway for us humans.
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Photo: Cobalt88 / Getty Images Mars Wasn’t Always a Red Planet, It Used to Be Blue
The red planet had a massive ocean about 3 billion years ago, effectively making it blue, a lot like Earth is today.
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In awe at the size of this lad. Photo: Daniel Eskridge / Getty Images A Wolf Pup’s Last Meal Changed What We Know About Woolly Rhino Extinction
One of the last woolly rhinos was eaten by a wolf pup, which then also died.
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Photo: urbazon / Getty Images Be Careful Around Your Friends (and Your Phone), Stress Is Contagious
Researchers call it emotional contagion.
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Photo: Arrow / Getty Images Glowing Green Skin Could Be the Future of Disease Detection
What if inflammation could be detected early by turning you into a living black light poster?