Which way is ‘down’ has a different answer depending on where you are on Earth, in the solar system, in our galaxy and beyond ...

By tracing solar flare gamma rays, scientists gain new insight into particle behavior that shapes space weather forecasts.

NASA lost contact with the MAVEN probe in Mars orbit, and teams are working to reestablish communications after an unexpected ...

"The UN estimates that by 2050, common bacterial infections could kill more people than cancer," says Arnold Mathijssen, a ...

This system achieves peak outputs of 800 V and 2.5 A at 325 Hz without requiring any additional particles leveraging ...

Curious Kids is a series for children of all ages. If you have a question you'd like an expert to answer, send it to ...

For centuries, the principle of symmetry has guided physicists towards more fundamental truths, but now a slew of shocking findings suggest a far stranger idea from quantum theory could be a deeper dr ...

When engineers want to make a metal stronger, one of the most reliable strategies is to use smaller grains—the microscopic ...

You probably think your home-cooked meals are healthier than takeout, right? Fresh ingredients, your own clean kitchen, ...

Our testing found that eufy’s robot vacuums now match competitors on features, while Roombas have largely stagnated.

The flagship F25 Ultra Wet and Dry Vacuum and the powerful F25 GT are both marked down in a big way, but for a limited time ...

Scientists have known that Mars is rich in strange chemicals, especially chlorine-based compounds found by orbiters, rovers, ...