Astronomy

Putting aerosols in the stratosphere to reflect sunlight could prevent the shutdown of key ocean currents, but only if it is done soon, a computer model suggests

Radar signals from "leaky" civilian and military aviation systems could act as a beacon to alien life, revealing intelligent life on Earth while helping us pinpoint them.

Forecasts and warnings largely worked during the recent flooding catastrophe in Texas. Those systems are expected to degrade as President Donald Trump’s cuts to the National Weather Service, satellites and other key services take hold

Ordering takeaway food, writing emails, reworking presentations: AI assistants are promoted as a way of outsourcing mundane tasks to free up your time for more interesting pursuits. So, what are they actually good for – and what are the risks?

Ordering takeaway food, writing emails, reworking presentations: AI assistants are promoted as a way of outsourcing mundane tasks to free up your time for more interesting pursuits. So, what are they actually good for – and what are the risks?

Find out what time the full moon rises on July 10, 2025, how to see the Buck Moon from your location, and why it looks bigger near the horizon.

The bright variable star V 372 Orionis takes center stage in this image from the NASA/ESA Hubble Space Telescope, which has also captured a smaller companion star in the upper left of this image. Both stars lie in the Orion Nebula, a colossal region of star formation roughly 1450 light years from Earth.

A SpaceX Falcon 9 rocket carrying 28 Starlink satellites launched from Cape Canaveral Space Force Station in Florida on July 8, 2025.

History tells us what happens when great nations attack science

The discovery could explain why younger stars seem to have more lithium than the Big Bang theory says they should have.

The Orzorz Star Projector, the best viral model and best under $100, is now 25% off this Amazon Prime Day in one of the best star projector deals.

At the 246th American Astronomical Society meeting in Alaska last month, scientists discussed how Trump's budget cuts could affect operations for the Hubble Space Telescope and JWST.

An attosecond—or 0.000000000000000001 second—is no time at all for a person. That is not so for electrons, atoms and molecules, and laser-wielding scientists are revealing the action

Aboard the International Space Station, Ayers pulls out physics research hardware inside the Microgravity Science Glovebox

We've rounded up the best Amazon Prime Day drone deals as the retailer's annual sales event kicks off on July 8 and runs through to July 11.

Our best low-light mirrorless camera is only $1380 from Walmart on this anti-Prime deal and is a huge $118 cheaper than Amazon!

Canadian company NordSpace hopes to be the first in the country's history to launch an orbital rocket from Canadian soil. They've got the support of ProtoSpace, a specialized aerospace manufacturing provider hoping to support Canada's budding space industry.

What do you see when you look into this sky?

How do galaxies like ours continue producing stars long after they should have used up their star-forming gas. Somehow, an external gas source must find its way into the galaxy. New research has found evidence of gas clouds that found their way into a spiral galaxy, likely fueling continued star formation.