The photographer identified the species as Arbacia lixula, a black sea urchin. Juveniles have a distinct reddish coloration compared to the typically black adults. (Photo: Dr. Alvaro Migotto/Nikon Small World in Motion 20
Potential “city-killer” asteroid 2024 YR4 won't hit Earth when it passes by in 2032, but there's a small chance it could collide with our Moon. A new study explores options for deflecting or destroying it. (Image: Eric Simonsen, Getty Images)…
Unfortunately for demographers, fertility rates are difficult to predict long-term. (Image credit: gremlin via Getty Images) Pronatalism—the belief that low birth rates are a problem that needs to be solved—is experiencing a new wave of popularity in the United States.…
On Wednesday, scientists registered a powerful solar flare. The official statement clarified that the event occurred on September 24 at 12:31 Moscow time, reports a correspondent for the online publication Belnovosti. The flare was observed in X-rays in the sunspot…
Do they produce oxytocin in their brains? (Image credit: Zhenny-zhenny via Shutterstock) Cats may have a reputation for being independent creatures, but new research shows we have a unique bond with them based on brain chemistry. The key chemical involved…
The European Space Agency's Cryosat-2 satellite is monitoring subtle changes in ice sheet thickness in Antarctica and Greenland. (Image credit: ESA/AOES Medialab) Scientists, using satellite data collected over a decade, have discovered 85 previously unknown lakes hidden beneath the Antarctic…