Astronomy

Grey hairs sometimes naturally regain their old colour, typically when people experience reductions in stress. The finding hints that it may be possible to develop drugs to reverse greying

Bright Capella is still up in the northwest in twilight, but it sets in the northwest fairly soon after dark. That leaves Vega and Arcturus as the brightest two stars in the evening sky. Both are magnitude 0. Vega shines in the east-northeast. Arcturus is very high toward the south.

The post This Week's Sky at a Glance, May 29 – June 6 appeared first on Sky & Telescope.

Magnetic fields from the early universe may have compressed the Milky Way and other galaxies like it, which could have helped feed black holes at their centres

Magnetic fields from the early universe may have compressed the Milky Way and other galaxies like it, which could have helped feed black holes at their centres

Ventilators may not be the best treatment for covid-19 patients with severe breathing difficulties, as they can worsen lung damage in some cases

Ventilators may not be the best treatment for covid-19 patients with severe breathing difficulties, as they can worsen lung damage in some cases

Residues of cannabis found on stone altars from a shrine in what was once the Biblical Kingdom of Judah suggest the plant was burned for its psychoactive effects

Residues of cannabis found on stone altars from a shrine in what was once the Biblical Kingdom of Judah suggest the plant was burned for its psychoactive effects

More than 500 strains of bacteria have been found living in seven types of tumour. Understanding their behaviour may lead to new kinds of treatments

More than 500 strains of bacteria have been found living in seven types of tumour. Understanding their behaviour may lead to new kinds of treatments

Thanks to the success of the Kepler mission, we know that there are multitudes of exoplanets of a type called “Hot Jupiters.” These are gas giants that orbit so close to their stars that they reach extremely high temperatures. They also have exotic atmospheres, and those atmospheres contain a lot of strangeness, like clouds made …

Continue reading "Extremely Hot Exoplanets Can Have Extreme Weather, Like Clouds of Aluminum Oxide and Titanium Rain"

The post Extremely Hot Exoplanets Can Have Extreme Weather, Like Clouds of Aluminum Oxide and Titanium Rain appeared first on Universe Today.

The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

The latest coronavirus news updated every day including coronavirus cases, the latest news, features and interviews from New Scientist and essential information about the covid-19 pandemic

Jupiter has captured an icy comet from the outer solar system. The comet's bizarre orbit will bring it back for another super-close pass in 2063.

The post Jupiter Has Trapped a Comet in a Bizarre Orbit appeared first on Sky & Telescope.

Black holes exert a powerful pull on our imagination, but their weirdness starts way before you cross the event horizon, says astrophysicist Chris Impey

Black holes exert a powerful pull on our imagination, but their weirdness starts way before you cross the event horizon, says astrophysicist Chris Impey

Margaret Greenwood explores the changing location of sunrises throughout the year.

The post 95 Sunrises Along the Columbia Riverbank appeared first on Sky & Telescope.

Different groups of chimpanzees have their own distinct ways of fishing for termites, suggesting these techniques are passed on as a form of local culture