Ars Technica

Perhaps the biggest question going into the Artemis II mission this spring was how the heat shield at the base of the spacecraft would perform during reentry through Earth's atmosphere.

The ablative heat shield, designed to char upon reentry while keeping the crew safe, had experienced unexpected losses of large chunks during a test flight in late 2022. After much deli...

For the first time in more than 30 years, NASA has no firm plans to send any new landers or rovers to Mars. Instead, the agency's near-term focus at the red planet is on aerial drones, a pioneering mode of exploration that didn't seem realistic until a few years ago.

The first real use of drones for science at Mars will come with the SkyFall mission, a fleet of three h...

There are, by various estimates, several trillion planets within what is known as the Local Group of galaxies—our closest galaxy neighbors, including our own Milky Way. Many of these planets are within the habitable zone of their stars. So if life finds a way, where are the alien civilizations?

This is the crux of what is known as the

Bentley provided flights from Washington, DC, to Monterey, California, and accommodation so Ars could drive the Supersports, as well as ride in a preproduction Torcal EV, which we wrote about last week. Ars does not accep...

The Trump administration is halting vital federal research on the foodborne parasite Cyclospora, despite the record-breaking, nationwide outbreak of the diarrheal pathogen, according to Politico.

Of the three research pr...