A flight recorder is painted orange so it can be found. In a crash the outer box can be crushed or burned. The part that has to survive is a small armoured cylinder of memory inside it. That cylinder is built to a published test list. If search teams never find it, the tests do…
The phrase sounds like folklore. It was not. In 1816, parts of northeastern North America and western Europe lost a growing season. Frost returned in months that were supposed to be warm. Snow fell in June in New England. Grain failed. Prices jumped. People called it the year without a summer, or, in New England,…
A Boeing 767-300 cargo aircraft operated by 21 Air on behalf of Amazon Air overran a runway while landing at Miami International Airport on Sunday afternoon, struck multiple vehicles and caught fire, killing at least five people and injuring five others, according to Miami-Dade County officials and the Associated Press. The flight, identified as Prime…
A VPN does two main things. It builds an encrypted tunnel from your device to a server run by the VPN company. It makes websites and other internet services see that server’s IP address instead of the one your internet provider assigned you. It does not hide you from the site you log into. It…
Jealousy arrives like a verdict. In the moment it feels certain: someone is taking what is yours, or is about to. Science treats it more narrowly. Jealousy is a reaction to a perceived threat that a third person will take or change a relationship you already have. That is why psychologists separate it from envy….
Rock salt does not heat the ice. It makes a brine that freezes colder than water, and that brine has a floor. On a real driveway or road, ordinary sodium chloride is already a poor bet around –9°C. The bag most people buy is sodium chloride. In a lab, a perfect mix of that salt…
Rescue teams in Nepal continued searching on Tuesday for hundreds of workers believed to be trapped in hydropower tunnels after catastrophic flash floods struck the Nepal-China border region last week. Nepal’s National Disaster Risk Reduction and Management Authority reported 1,003 recovered bodies as of 1 p.m Tuesday. Later reports citing police and other official updates…
Lionel Messi has retired from international soccer, ending a 20-year Argentina career that included the 2022 World Cup title and a second straight World Cup final this summer. The 39-year-old posted the decision on Instagram on Monday. He said he wrote the note on July 21, two days after Argentina lost the 2026 World Cup…
The Global Positioning System, or GPS, is a constellation of satellites that allows a receiver anywhere on or near Earth’s surface to determine its precise three-dimensional position and exact time. Operated by the United States Space Force and owned by the U.S. government, the system provides continuous, worldwide coverage free of charge for civilian users….
Artificial intelligence is transforming our world, but it comes with a surprising cost. Discover how much water AI really uses, the massive electricity demands of data centers, and the other resources powering modern AI.