Science Scanner: Curiosity’s Mars Selfie, Jurassic Caterpillar & an X-ray of Dark Matter?
Odd X-ray Signal Might be Sign of Dark Matter Strange X-ray emissions from galaxy clusters– hundreds of galaxies connected to each other by gravity–are providing clues about mysterious dark matter. Dark matter–if it really does exist–is thought to be invisible, doesn’t produce or attract light, and makes up a majority, 84.5 percent, of the matter […]
Neanderthals Invented Leather Tool Still Used Today
New evidence shows Neanderthals likely invented a type of hand tool that’s still being today by high-end leather workers. Two international teams of researchers reached that conclusion after discovering remnants of bone tools crafted by ancient man about 50,000 years ago. The tools found at two Paleolithic sites in southwest France were identified as a […]