Space & Physics

We can’t yet tell how life got its start on Earth. That’s one great reason to keep looking for life elsewhere

Supermoons are popular in the media, but are they really so different from how our extraordinary moon ordinarily appears?

NASA flight engineer Matthew Dominick’s astrophotography helps us see our world—from space.

The world’s first commercial space walk, performed by billionaire Jared Isaacman and SpaceX engineer Sarah Gillis, tested new technology and was practically flawless

The Europa Clipper spacecraft is only weeks away from lifting off on an epic voyage to one of the solar system’s most enigmatic and enticing moons

Astronauts may have the guts for space travel—but not the kidneys

After decades of work, physicists have finally broken into the atom to build the first nuclear clock

Polaris Dawn’s astronauts will travel farther from Earth than anyone since the early 1970s and will attempt the world's first private spacewalk

The spin of a particle seems to detach and move without a body—a strange experimental observation that’s stirring up debate

This week’s news roundup: Jellyfish clones are multiplying in British Columbia’s lakes, measles cases are on the rise in Oregon, and a new study finds cell phones aren’t linked to brain cancer.

Starliner’s first crewed test flight has concluded with a successful touchdown—and two astronauts still in orbit awaiting a different ride home

Wispy whorls on the moon’s surface are as lovely as they are strange. Scientists are starting to unravel their origins