Technology

The tiny robots walk using platinum leg muscles that get their energy from laser light.

Isotopes produced in the original Manhattan Project reactors seeded decades of research and even a few Nobel Prizes.

Speakers set on bars inside the windows cancel out unwanted noise, using technology similar to that in noise-canceling headphones.

The new metal alloy, created using a laser manufacturing technique, possesses properties that rival the legendary material from medieval times.

New tests, masks, and ventilators developed this month may help fight the pandemic.

A mathematical model that visualizes echo chambers on Twitter shows how they coevolve with polarization on controversial topics.

Using media to brighten up dull tasks leaves adolescents feeling both better and worse.

Researchers create a 10-qubit register that can hold its quantum state for more than a minute.

Researchers combine old whaling records with aerial photographs to estimate the large animals’ weights.

Regular improvements in so-called optical clocks are setting the stage for a redefinition of the second and powering searches for new laws of physics.

Test of mining prowess of microbes lifted off yesterday.