Recent observations of Betelgeuse have revealed that the star's unexpected and significant dimming periods in late 2019 and early 2020 were most likely caused by the ejection and cooling of dense hot gases, and that the star ...
Astronomy
Aug 13, 2020
15
34373
Supermassive black holes, millions to billions of times the mass of our Sun, are found at the centers of galaxies. Many of these galactic behemoths are hidden within a thick doughnut-shape ring of dust and gas known as a ...
Astronomy
Sep 15, 2016
31
1657
The discovery of a second ultra-large structure in the remote universe has further challenged some of the basic assumptions about cosmology.
Astronomy
Jan 15, 2024
32
1668
Peru's ancient Nazca lines were damaged when a driver accidentally plowed his cargo truck into the fragile archaeological site in the desert, officials said Tuesday.
Archaeology
Jan 30, 2018
3
9770
A sunspot pointing toward Earth has the potential to cause solar flares, but experts told USA TODAY it's far from unusual and eased concerns over how flares would affect the Blue Planet.
Astronomy
Jun 22, 2022
1
443
Astronomers have detected X-rays from Uranus for the first time, using NASA's Chandra X-ray Observatory. This result may help scientists learn more about this enigmatic ice giant planet in our solar system.
Astronomy
Mar 31, 2021
0
9041
Earth's atmosphere is leaking. Every day, around 90 tonnes of material escapes from our planet's upper atmosphere and streams out into space. Although missions such as ESA's Cluster fleet have long been investigating this ...
Space Exploration
Jul 8, 2016
17
3275
Powerful flares, breathtaking views across the solar poles, and a curious solar "hedgehog" are among the haul of spectacular images, movies and data returned by Solar Orbiter from its first close approach to the sun. Although ...
Astronomy
May 19, 2022
0
221
A team of geologists, mineralogists and Earth and ocean scientists affiliated with institutions in Canada, the U.S. and France has discovered a 72-kilometer fault line on Canada's Vancouver Island. In their project, reported ...
French authorities on Wednesday banned two US pesticides which ecologists deem harmful to bees.
Ecology
Dec 4, 2019
1
1413
