Interstellar object 3I/ATLAS is expected to reach its perihelion, or the closest point to the Sun in its highly eccentric path through our solar system, on October 29. Earlier this week, it reached ...

It took a long time for zero to be recognised as a number at all, let alone one of the most powerful ones – but now it’s ...

Driving a spacecraft around a planet isn’t anything like driving on a planet. A physicist explains orbital navigation.

A team of Harvard researchers established an observatory on top of the Sphere, a giant immersive entertainment venue in Las ...

How do we know the speed of light – and why does it have a speed limit at all? Leah Crane explores the history of one of the ...

Stronger links between researchers who work on Earth’s and other planets’ atmospheres, and between the experimental, ...

NASA's new research reframes orbital debris as a financial risk, quantifying the economic impact of collisions and mission ...

"The implication of alien technology would be huge and therefore we must take it seriously,” Harvard's Avi Loeb told Newsweek ...

Although the effects of a bullet's terminal performance had been thoroughly studied by 1955, ammunition pioneer Roy Weatherby sought to prove velocity trumps mass and, as a result, built a reputable ...

Physics can feel inscrutable to students; this lesson helps them understand a graphing problem by analyzing their own ...

I/ATLAS has unexpectedly become bluer than the Sun, hinting that it could be emitting light, not just reflecting it — a sign ...

The net force is the vector sum of all individual forces acting on an object. It represents the overall effect of all forces ...