Where did stars, and light itself, come from? Is there a hidden sector of particles and forces called “dark energy” affecting the cosmos?
How Gödel numbers turn mathematical laws against themselves
By encoding mathematical statements into numbers, mathematician Kurt Gödel used ordinary arithmetic to check whether a statement can be proved
Trump’s psychedelics executive order could accelerate new treatments—even for children
The Trump administration has fast-tracked research into psychedelics, and experts say it is likely a matter of time before the drugs are used to treat minors
Hyperbaric oxygen therapy is being explored as a long COVID treatment. Here’s what the research shows
Some clinics are touting pressurized oxygen chambers as a treatment for long COVID, but the evidence is mixed
Oldest cave art in the U.K. discovered inside Wales cave
A new analysis of red lines inside a U.K. cave suggest they were made deliberately by ancient humans some 17,000 years ago
How the war in Iran is affecting your dinner plate
Agriculture is at risk of a crisis because of this Middle East conflict. The reason why has to do with how fertilizer is made
Andrew Scott talks about World War II, D-Day and weather forecasting for his new film Pressure
Andrew Scott plays World War II meteorologist James Stagg in a new film Pressure, which explores the crucial role weather forecasting played in D-Day
China launches rival to SpaceX Falcon 9 with zero warning
China apparently didn’t issue any airspace or maritime notices ahead of the maiden launch of this rocket on Monday
Join the Scientific American Summer Reading Challenge
Fill your bingo card with fascinating science stories, discoveries and ideas all summer long for a chance to win prizes
Hurricane season explained—and what to expect in 2026
Hurricane season is shaped by the ingredients needed to produce a tropical cyclone, and this year the Atlantic may be relatively quiet
