Features

Researchers are developing a real-life tractor beam, with the goal of pulling defunct satellites out of geostationary orbit to alleviate the space junk problem.

Earth from space A 2021 astronaut photo shows a triple valley system in Argentina's Los Glaciares National Park where a massive climate-resilient glacier, a pristine turquoise lake and a murky green "river" come together at a single point.

From sinking boats and feasting on shark livers to dining on whale tongue and tossing porpoises around for fun, orcas are displaying some fascinating — and sometimes terrifying — behaviors.

This 3,500-year-old covered wagon is the best-preserved example in the world of this ancient form of wheeled transport.

In a short talk at Caltech, physicist Richard Feynman laid out a vision of manipulating and controlling atoms at the tiniest scale. It would precede the field of nanotechnology by decades.

The simple mistakes every stargazing newbie makes — avoid these traps and you'll get the best out of your telescope from night one!

The discovery is the first direct observational confirmation of a theory for how young stars feed on, and then explosively expel, surrounding material.

In this James Webb telescope image, the gigantic molecular cloud near our galaxy's center appears as a canvas of pink and purple clouds set against a shadowy backdrop.

You might think that the human body has many holes, but that number shrinks when you stop to consider what counts as a hole.

Our sun is huge, at least compared to Earth and the other planets. So is it really a dwarf?