In the molten ocean of iron churning in Earth’s outer core, a section deep beneath the Pacific Ocean suddenly reversed direction and started moving eastward against the planet’s usual westward flow. This happened in 2010, according to satellite measurements of Earth’s magnetic field, and scientists are still trying to figure Read more…
Researchers have identified a ring of minerals around the largest basin in the northern hemisphere of Mars (which past research suggests held a large body of water). Research provides new clues on when life may have been possible on Mars — and how future astronauts could make oxygen: Manganese oxides Read more…
A research team found “extensive changes” on brain scans of 13 young women taking GLP-1 drugs. Within only a few months, the brain connections in the salience network, which helps target attention, had multiplied… [“We didn’t expect to see this effect, and we really don’t know what it means,” said Read more…
Aerodynamic drag is a major “barrier” in high-speed airplanes, automobiles, and bullet trains. This is because a design with less aerodynamic drag allows the aircraft to move at higher speeds with less energy. When an aircraft or car body moves at high speed, a thin layer of air called the Read more…
There is a certain wildness in the tech industry these days that both mimics previous eras of large changes, like cloud computing (runaway costs in the early days), and is like nothing we’ve ever seen before (record revenues accompanied by mass layoffs). One possible explanation: tech executives, especially CEOs, are Read more…
Internet access has started to be restored in Iran after being cut off almost three months ago, the country’s first vice-president has said. “The first step toward free and regulated access to cyberspace has been taken,” Mohammad Reza Aref wrote on X on Tuesday. Internet monitoring groups Netblocks and Kentik Read more…
Pope Leo XIV on Monday set out a sweeping vision for corporate executives, politicians and individuals who will shape and be shaped by the future of artificial intelligence, warning leaders to safeguard humanity from A.I.’s most disruptive effects. Leo’s declaration came in the form of a papal encyclical, an open Read more…