The diversity of human languages can be likened to branches on a tree. If you're reading this in English, you're on a branch that traces back to a common ancestor with Scots, which traces back to a more distant ancestor that ...
Social Sciences
Sep 10, 2021
3
1939
(PhysOrg.com) -- Space dust annoys astronomers just as much as the household variety when it interferes with their observations of distant stars. And yet space dust also poses one of the great mysteries of astronomy.
Astronomy
Feb 5, 2009
0
0
US President Donald Trump unveiled the logo of Space Force on Friday, attracting critics who said America's newest military branch had boldly gone where Star Trek went before.
Space Exploration
Jan 25, 2020
2
100
A Chalmers-led team of astronomers has for the first time observed details on the surface of an aging star with the same mass as the sun. ALMA's images show that the star is a giant, its diameter twice the size of Earth's ...
Astronomy
Nov 7, 2017
2
291
This NASA/ESA Hubble Space Telescope image shows the region around a star known as R Sculptoris, a red giant located 1,500 light-years from Earth in the constellation of Sculptor. Recent observations have shown that the material ...
Astronomy
Jan 14, 2015
1
55
Using radial velocity measurements, astronomers from Japan and China have detected a new exoplanet orbiting a G-type giant star. The newfound alien world is similar in mass to Jupiter but much hotter than the solar system's ...
There's a new branch on the tree of life and it's made up of predators that nibble their prey to death.
Evolution
Dec 7, 2022
0
514
Scientists have identified the origin of key stardust grains present in the dust cloud from which the planets in our Solar System formed, a study suggests.
Astronomy
Jan 30, 2017
0
92
A multi-institutional team of researchers has discovered silica mineral quartz in a primitive meteorite, comprising direct evidence of silica condensation within the solar protoplanetary disk, and offering new clues to understanding ...
Space Exploration
Aug 23, 2018
0
222
A central objective of chemical and molecular physics is to understand molecules as quantum mechanical systems. The complex internal dynamics of such systems evolve across wide energy and time scales, exhibited by a variety ...
