Humane debuted its much-hyped Ai Pin, and it produced some glaring factual errors during the launch demonstration last week. Cofounder Imran Chaudhri touted the...

IntroductionWhen Galileo Galilei, a mathematician at the University of Padua, trained a spyglass of his own creation on the sky, he was overwhelmed with...

If you have ever attempted to do a clean dive into a pool and get...

Astronomers get to ask some of the most fundamental questions there are, ranging from whether we’re alone in the cosmos to what the nature...

The first full-colour images of the cosmos taken by the €1.4bn Euclid mission have been released today...

Physicists in Japan and Lithuania have found evidence that tellurium is produced in neutron star...

IntroductionFor most of humankind’s existence, Earth was the only known ocean-draped world, seemingly unlike any other cosmic isle. But in 1979, NASA’s two Voyager spacecraft...

It’s been 30 years since a group of scientists led by Carl Sagan found evidence for life on Earth using data from instruments on...

Victoria Grinberg, who is the first “liaison scientist” at the European Space Agency in the Netherlands, talks to Hamish Johnston about...

More than 500 free-floating planetary-mass objects have been discovered wandering through the Orion Nebula thanks...

It’s a mug’s game, we know, but we just can’t help ourselves here at Physics World when it comes to predicting...

IntroductionLate in the evening of October 5, 1923, Edwin Hubble sat at the eyepiece of the Hooker telescope at the Mount Wilson Observatory, atop...