We finally understand why quasicrystals can exist
Not quite crystals and not quite a glass, quasicrystals are an oddity whose properties are not well understood – but now we know how they can remain s
Author: h79snht.top
Why you shouldn’t worry a nap will stop your child sleeping at night
Parents may discourage naps out of concern that their child won’t then sleep at night, but research suggests that is not actually the case
‘Hybrid’ skull may have been a child of Neanderthal and Homo sapiens
The skull of a 5-year-old girl who lived 140,000 years ago has similarities with modern Homo sapiens and Neanderthals, suggesting her parents might ha