Science Alert

28/07/2020

The higher-speed head-on collisions dealt far more damage.

Using a powerful supercomputer, scientists have created 3D simulations of major planetary impacts, showing exactly how big a punch is needed to literally knock the wind (or rather, atmosphere) out of an entire planet.

26/07/2020

During the upcoming static fire test, Starship SN5 will fire its single Raptor engine for a few seconds.

Starship SN5 is finally set to begin Raptor engine testing this weekend after a successful…

24/07/2020

The most spectacular comet to visit our little corner of the galaxy.

By now you’ve heard of NEOWISE, the most spectacular comet to visit our little corner of the galaxy since Hale-Bopp passed through over 20 years ago. But we’re willing to bet you haven&…

22/07/2020

Finding glaciers and mountains of water ice.

20/07/2020

The material can retain nearly 100% of the energy.

In many parts, the world access to clean water is a significant challenge. Often the way that water is purified for drinking is by simply boiling the water. Scientists have found a new solar-based …

18/07/2020

Comet C/2020 F3 (NEOWISE) is far to the north on the sky’s dome.

Comet C/2020 F3 (NEOWISE) has been putting on a grand show at dawn for binocular users. It's very far to the north on the sky's dome, becoming visible now (with optical aid) to observers in the northern U.S. and Canada in the early evening skies as well. Charts and more info here.

16/07/2020

Soaring birds are usually the largest ones.

Andean condors are the heaviest soaring bird in the world, with a single individual weighing up to about 16 kilos (or 35 pounds). When it comes to keeping these hefty bodies aloft, the sky is very much the limit, according to new research.

16/07/2020

"It must have undergone thermonuclear ignition.”

16/07/2020

Set your alarm and wake up early on Sunday, July 19.

Mercury, Venus, Mars, Jupiter and Saturn will put on a show.

16/07/2020

A newly-discovered bacteria is capable of gobbling up the metal manganese and use it as a source of nutrition.

"This underscores the need to better understand marine manganese nodules before they are decimated by mining."

16/07/2020

Patiently waited for a cosmic spectacle?

In the darkness of orbital night on July 5, a NASA astronaut floated up to a window on the International Space Station, gazed toward the limb of Earth, and patiently waited for a cosmic spectacle.