Autonomous drones could deliver packages, inspect bridges and skyscrapers, monitor emergencies like wildfires and, eventually, ferry people. But the airspace still lacks the testing and coordination ...

Our solar system has two ice giants, Uranus and Neptune, but there may have been a third. According to a new study published in the journal Icarus, this extra world might have triggered a violent ...

Astronomers using radio telescope observations to get an inside look at an interstellar comet have gleaned new insights into when and where the celestial object formed. The comet, named 3I/ATLAS, ...

Measurements of this interstellar comet’s molecular makeup show an excess of heavy water molecules that is dramatically different from anything known to have ever formed around our sun Astronomers ...

"We not only reconstructed an unaltered image of the emissions from deep space, but also obtained valuable information on the solar wind emitted in all directions." When you purchase through links on ...

"WISPIT 2 is the best look into our own past that we have to date." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. Astronomers have observed two ...

🛍️ Amazon Prime Day: The best deals chosen by our editors 🛍️ By Andrew Paul Published Mar 19, 2026 4:01 PM EDT Add Popular Science (opens in a new tab) More information Adding us as a Preferred ...

Can a system automatically decide when to use solar power and when to switch back to the grid? Many small solar installations still rely on manual switching. On sunny days we want to maximize solar ...

The standard story of the origin of our solar system has gone like this: 4.6 billion years ago, a giant cloud of dust hung frozen in space. Then the explosion of a nearby star caused part of that dust ...

The first few exoplanets were discovered in the early 1990s. But it wasn’t until the early 2000s, when astronomers began carrying out large-scale, long-term surveys of other stars, that we started to ...

Astronomers are once again questioning whether our solar system is complete. Subtle gravitational effects suggest something large may be hiding far beyond the known planets. It hasn’t been directly ...

PythoC lets you use Python as a C code generator, but with more features and flexibility than Cython provides. Here’s a first look at the new C code generator for Python. Python and C share more than ...