
In 1971, Apollo 14 astronaut Stuart Roosa carried hundreds of tree seeds around the Moon in his personal kit, and the ordinary-looking…
The story begins with a small container of seeds, not a laboratory instrument.
Jul 11, 2026
Editorial Team

The story begins with a small container of seeds, not a laboratory instrument.
Jul 11, 2026

The Harvard Study of Adult Development began with a question that sounds almost too large for science: what makes a life go well?
Jul 11, 2026

The story sounds too neat if it is told badly: a parasite reaches the brain, changes behavior, and nudges its host toward risk.
Jul 10, 2026

Pregnancy is usually described as one body carrying another for a limited time. Fetal microchimerism makes that boundary less tidy.
Jul 10, 2026

The unsettling part of AI's water footprint is not that one chatbot answer drains a reservoir.
Jul 10, 2026

One of the quietest Apollo experiments is still doing science without a battery, a radio, or a moving part.
Jul 10, 2026

On September 28, 1928, Alexander Fleming returned from a two-week holiday to find a mold spore had killed the bacteria on one of his petri dishes. The halo around it opened the antibiotic era and has since saved an estimated 500 million lives.
Jul 10, 2026

The Voyager Golden Record is usually described as a message: music, greetings, images, Earth sounds, and diagrams sent outward on two spacecraft launched in…
Jul 10, 2026

Mount Everest is the highest point on Earth above mean sea level. That statement is true, but it is not the same as saying Everest is the tallest mountain on Earth.
Jul 10, 2026

On July 22, 1962, an Atlas-Agena rocket carrying America's first interplanetary probe was destroyed 293 seconds after launch because a single overbar had been left out of the guidance code. Arthur C. Clarke called it the most expensive hyphen in history.
Jul 10, 2026

Sergei Korolev launched Sputnik, sent Laika into orbit, and put Yuri Gagarin around the Earth — all while his name remained a state secret. Only when he died on the operating table in January 1966 did the Soviet Union finally reveal who the Chief Designer had been.
Jul 9, 2026

A typical fair-weather cumulus holds roughly 500 metric tons of water — about 100 elephants' worth — suspended by a density difference of less than one percent between the warm humid air inside and the cooler dry air outside.
Jul 9, 2026

Greenland sharks are the longest-lived vertebrates on Earth, with some individuals in the North Atlantic today born before Isaac Newton wrote the Principia — and nearly all of them spend those centuries functionally blind, their corneas anchored by a parasitic copepod.
Jul 9, 2026

Four experimental nuclear reactors have started self-sustaining chain reactions on U.S.
Jul 9, 2026