The universe teems with galaxies, but in our neighborhood of the universe, some are rarer than others. Most of the local ...

Clinical trials for treatments against Ebola Bundibugyo virus are ‘in a strong position’ to be launched quickly in the ...

Nuclear power plants are safer than many suspect. But putting reactors in space is a concept with a checkered history. One ...

This article is part of a package on the future of quantum computing. Read about the most promising applications of these ...

Mosaic depictions of a weapon-wielding female gladiator are the first physical evidence showing women in ancient Rome could ...

Then it’s kind of a mystery to try to figure out why and how they’re related.” The Riemann hypothesis has proved to be a font ...

Commercial satellites can now watch much of Earth in near-real time. Militaries are learning new ways to fool them ...

Quantum computing could lead to revolutions in cryptography, materials design and telecommunications. But fulfilling those ...

This company says its pulsed plasma machine will deliver electricity to the grid by 2029. Some physicists warn that its ...

Qubits can also experience entanglement—a special quantum connection that enables operations on one qubit to affect another ...

Drugs such as Wegovy and Ozempic can lead to profound weight loss, but fat isn’t the only thing that comes off. About 25 to 40 percent of the pounds shed through these treatments is lean body mass, ...

Letters to the editors for the February 2026 issue of Scientific American ...