Artist’s impression of an encounter between an ancient caiman and a terror birdJulian Bayona Becerra About 13 million years ago…
A woman’s age may determine whether she has only sons or daughtersMarko Pekic/Getty Images You may assume that a woman’s…
An illustration of a Neanderthal group preparing foodLUIS MONTANYA/MARTA MONTANYA/SCIENCE PHOTO LIBRARY Neanderthals may have had traditional ways of preparing…
Illustration of merging of black holesShutterstock / Jurik Peter A record-breaking black hole smash-up just expanded our view of the…
Sneezing and coughing are common hay fever symptomsmohammad hosein safaei/Unsplash People with hay fever could one day benefit from a…
Forests like Mount Mansfield State Forest in Vermont are losing their snowpacksDouglas Rissing/Getty Images Many forests are losing their winter…
Global warming is causing forest die-offs today, just as it did during the Permian-Triassic extinction eventINA FASSBENDER/AFP via Getty Images…
A modern recreation of garum, a fermented fish sauce dating back to Roman timesAlexander Mychko / Alamy Fermented fish sauce,…
Mammograms can be painful, but they may not need to beDaria Artemenko/Alamy Getting an X-ray can be uncomfortable – you…
A restless mind is one of the most common barriers to sleepAndrii Lysenko/Getty Images Perhaps it’s age or the hot…