Seven Earth-sized planets orbit the star TRAPPIST-1 in near-perfect harmony, and U.S. and European researchers have used that harmony to determine how much physical abuse the planets could have withstood in their infancy.
Astronomy
Nov 25, 2021
3
471
By studying the chemical elements on Mars today—including carbon and oxygen—scientists can work backwards to piece together the history of a planet that once had the conditions necessary to support life.
Astronomy
May 19, 2020
7
1952
Using data from ESA's Gaia mission, astronomers have shown that a part of the Milky Way known as the 'thick disc' began forming 13 billion years ago, around 2 billion years earlier than expected, and just 0.8 billion years ...
Astronomy
Mar 23, 2022
2
2679
(Phys.org)—In the past, geneticists focused primarily on the evolution of genes in order to trace the relationships between species. More recently, genetic elements called SINEs (short interspersed elements) have emerged ...
Eight years have passed since a tsunami smashed into the Fukushima Daiichi nuclear plant in Japan, sparking a meltdown and the worst atomic crisis since Chernobyl.
Energy & Green Tech
Mar 8, 2019
19
101
Earth turned faster at the end of the time of the dinosaurs than it does today, rotating 372 times a year, compared to the current 365, according to a new study of fossil mollusk shells from the late Cretaceous. This means ...
Earth Sciences
Mar 9, 2020
40
14515
A new study of an old meteorite contradicts current thinking about how rocky planets like the Earth and Mars acquire volatile elements such as hydrogen, carbon, oxygen, nitrogen and noble gases as they form. The work is published ...
Planetary Sciences
Jun 16, 2022
1
1288
A new experimental discovery, led by researchers at the University of Minnesota, demonstrates that the chemical element ruthenium (Ru) is the fourth single element to have unique magnetic properties at room temperature. The ...
General Physics
May 25, 2018
2
1087
University of Pennsylvania engineers have developed a new chip that uses light waves, rather than electricity, to perform the complex math essential to training AI. The chip has the potential to radically accelerate the processing ...
Optics & Photonics
Feb 16, 2024
5
499
Researchers at the Department of Energy's Oak Ridge National Laboratory and partners Lawrence Livermore National Laboratory and Wisconsin-based Eck Industries have developed aluminum alloys that are both easier to work with ...
Condensed Matter
Jun 3, 2016
18
1372
