On June 30, 1908, something from space exploded over a remote Siberian forest and flattened trees across 830 square miles, yet left no crater. Here is what scientists found, what they still argue about, and how Tunguska shapes planetary defense today.
Weightlessness strips the load from astronauts’ skeletons, and their hips and spines thin fast. Here is why, how space crews fight back with heavy lifting, treadmills, and drugs, and why Mars raises the stakes.
Mathematicians assumed machine proofs of hard open problems were years away. Then AI won IMO gold and disproved an Erdős conjecture from 1946.
In the hot summer of 1858, the Thames stank so badly that Parliament finally acted. How the Great Stink led Joseph Bazalgette to build the sewers London still uses.
Flip over almost any portable power station sold today and the spec sheet says the same odd thing: LiFePO4, or
Six dash cams you can buy now, compared: a tiny Garmin, a 4K favorite with a rear camera, a three-channel rideshare setup, and a radar-equipped parking guard, with who each one suits.
On June 6, 1816, snow fell on Albany, New York. A few days later, the ground froze hard in the
A brand-new cast iron skillet is just a slab of gray iron poured into a sand mold. Leave it bare
In March 1968, a Soviet ballistic-missile submarine named K-129 left Kamchatka for a routine Pacific patrol and never came home.
Just after 11 o’clock on the morning of September 1, 1859, an English astronomer named Richard Carrington was sketching sunspots
Six cast iron skillets you can buy now, compared: budget classics, lighter smooth heirloom pans, and an enameled option, with sizes, weights, and who each one suits.
In the desert of northwestern Saudi Arabia, a sandstone boulder about the size of a small house stands split into
In our look at perovskite-silicon tandems leaving the lab, the commercial story was already clear: efficiency charts are no longer
On a gray Thursday morning in November 1940, a brand-new bridge in Washington State began to twist like a wrung-out
Imagine a hand that will not stop shaking. It spills the coffee, smears the signature, and rattles the fork against
On a patch of tundra in Russia’s far northwest, close to the Norwegian border, there is a small, rusty metal
Your bones are not dead scaffolding. They are living tissue, and they pay close attention to how hard you land.
A new kind of AI helper does not live on your laptop. You type a task, such as “fix the
Solar farms need a lot of flat, open space, and good land is getting harder to find. So a growing
In Mitaboni, a town in Kenya’s Machakos County, discarded glass bottles once littered streets, piled up near bars, and ended
