The first generation of stars transformed the universe. Inside their cores, simple hydrogen and helium fused into a rainbow of elements. When these stars died, they exploded and sent these new elements across the universe. ...
Astronomy
Mar 20, 2024
1
209
Lasers are essential tools for observing, detecting, and measuring things in the natural world that we can't see with the naked eye. But the ability to perform these tasks is often restricted by the need to use expensive ...
Optics & Photonics
Nov 9, 2023
0
73
Inside a lab, scientists marvel at a strange state that forms when they cool down atoms to nearly absolute zero. Outside their window, trees gather sunlight and turn them into new leaves. The two seem unrelated—but a new ...
General Physics
May 3, 2023
0
2564
Extreme dry conditions contributed to the decline of the ancient South Arabian kingdom of Himyar. Researchers from the University of Basel have reported these findings in the journal Science. Combined with political unrest ...
Earth Sciences
Jun 16, 2022
1
273
When Betelgeuse, a bright orange star in the constellation of Orion, became visibly darker in late 2019 and early 2020, the astronomy community was puzzled. A team of astronomers have now published new images of the star's ...
Astronomy
Jun 16, 2021
9
2132
Scientists used data gathered by NASA's Cassini spacecraft during 13 years of exploring the Saturn system to make detailed images of the icy moon—and to reveal geologic activity.
Astronomy
Sep 19, 2020
8
1522
Observers watching January's total eclipse of the Moon saw a rare event, a short-lived flash as a meteorite hit the lunar surface. Spanish astronomers now think the space rock collided with the Moon at 61,000 kilometres an ...
Space Exploration
Apr 30, 2019
14
919
(Phys.org) —NASA's Hubble Space Telescope has discovered a new moon orbiting the distant blue-green planet Neptune, the 14th known to be circling the giant planet.
Astronomy
Jul 15, 2013
8
1
Using publicly available data from NASA's Kepler space telescope, astronomers at the Harvard-Smithsonian Center for Astrophysics (CfA) have found that six percent of red dwarf stars have habitable, Earth-sized planets. Since ...
Astronomy
Feb 6, 2013
66
5
(Phys.org)—An international team of astronomers has discovered that Tau Ceti, one of the closest and most Sun-like stars, may host five planets, including one in the star's habitable zone ('Goldilocks Zone').
Astronomy
Dec 19, 2012
66
0
