A Man Had a Stroke. Three Months Later His Tongue Turned ‘Hairy’ And Dark

A man in his 50s presented to doctors in India a black, hairy tongue after suffering a stroke, according to a report by JAMA Dermatology. The man had left-sided weakness from a stroke three months prior and was put on a pureed diet, doctors said in the report published Wednesday. A thick, black coating had covered most … Read more

An Asteroid Predicted to Hit Earth in 2023 Has Turned Out to Be Safe

Earlier this year, the discovery of a potentially hazardous asteroid took astronomers on a roller coaster ride. On 6 January 2022, astronomers at the Mount Lemmon Observatory in Arizona discovered an asteroid roughly 70-meters (230 ft) across. Based on their initial observations, it appeared this object – called ‘2022 AE1‘ – could potentially hit Earth on its next pass, on … Read more

How a disappearing ear bone turned bats into masters of echolocation | Science

Bats use sound to hunt a dizzying array of prey. Some zero in on flowers to sip nectar, whereas others find cattle and suck their blood. Many nab insects midflight. One species of bat senses small fish beneath the water and snatches them as osprey do. Now, scientists have discovered an anatomical quirk in the … Read more

Mind-Blowing New Fossil Site Found in The ‘Dead’ Heart of Australia

The arid heart of Australia may not easily support life now, but once, many aeons ago, it was lush and teeming. What is now arid desert and dry shrub- and grasslands was once thick with dense forests, alive with life.   In one of these grasslands, in the Central Tablelands of NSW, paleontologists have found … Read more