Rock crystal tools reveal Neanderthals had an eye for beauty, archaeologists say
A century-old discovery of seven rock crystal tools made by Neanderthals has reshaped the understanding of their capabilities, showing they were not the brutish cavemen once assumed.
» readBeef-liver supplements for iron: Are they worth the hype?
It remains unclear whether trendy beef-liver supplements are more effective than standard iron tablets for raising iron levels, despite their higher cost and claims of better absorption.
» readA Bright Meteor Streak Appears Over the Great Lacerta Nebula in Nevada
A bright meteor streak was captured during a long exposure of the Great Lacerta Nebula, appearing and disappearing quickly. The meteoroid, likely a small pebble, creates its glow partly by heating and exciting surrounding air in Earth's atmosphere,…
» readFire Rainbow Over West Virginia Explained by Ice Crystal Alignment
A rare atmospheric phenomenon known as a fire rainbow was photographed in 2021 near North Fork Mountain in West Virginia. The image and its explanation were shared to illustrate how ice crystals in high clouds can create colorful arcs in the sky.
» readGlobal warming has accelerated since 2015, new study finds
A new analysis from the Potsdam Institute for Climate Impact Research has found that global warming has sped up since around 2015.
» read