Space & Physics

A group of comets with unexplained movements presents a quandary

In just the first 259 days of data collection, KATRIN, a beta-decay-based detector in Germany, has set the smallest upper limit yet on the mass of the neutrino—the universe’s lightest massive particle

A fluid study homes in on the best method to make a cup of coffee, scientists use the Hubble Telescope to reassess the length of a day on Uranus, and we discuss more of the latest in science in this news roundup.

NASA’s James Webb Space Telescope provided a closer look at the aftermath of a star that wreaked violence on its planet

At the lower end, and to the bitter end, defining a star is tougher than you might expect

Billionaire entrepreneur and private astronaut Jared Isaacman told the U.S. Senate that, under his leadership, NASA will return humans to the moon while also prepping for crewed voyages to the Red Planet

A new way to measure the length of Uranus’s day could also help determine the rotation rates of other celestial objects—including exoplanets

Nicknamed the “Big Wheel,” a giant, spiral-shaped disk galaxy was spotted in an unusually crowded part of the early universe just two billion years after the big bang

After netting the world’s highest-paying science award, preeminent theoretical physicist Gerard ’t Hooft reflects on his legacy and the future of physics

Physicists think the insides of black holes may be complex mazes of tangled strings in higher dimensions

Overall, “space miso” tastes just like regular miso—but slight differences in its microbial profile suggest that extraterrestrial conditions affect how microbes grow and flourish

States sue HHS for public health cuts, measles cases continue to rise, and a study finds Americans live shorter lives compared with their European counterparts.