Several hundred million years after the Big Bang, the very first stars flared into the universe as massively bright accumulations of hydrogen and helium gas. Within the cores of these first stars, extreme, thermonuclear reactions ...
Astronomy
May 08, 2019
4
293
Could turning the periodic table on its head make some important aspects easier to understand and enthuse more people to study chemistry?
Materials Science
Apr 09, 2019
0
31
Researchers found high concentrations of mercury, arsenic, and lead, in blood samples obtained from Great white sharks in South Africa. The samples had levels that would be considered toxic to many animals. However, the study ...
Ecology
Mar 29, 2019
0
19
A flick of a switch. An LED light shines on a liquid-filled beaker. Another flick. It goes dark.
Materials Science
Mar 21, 2019
0
7
Researchers have detected a radio signal from abundant interstellar dust in MACS0416_Y1, a galaxy 13.2 billion light-years away in the constellation Eridanus. Standard models can't explain this much dust in a galaxy this ...
Astronomy
Mar 19, 2019
4
125
Heavy elements are produced during stellar explosion or on the surfaces of neutron stars through the capture of hydrogen nuclei (protons). This occurs at extremely high temperatures, but at relatively low energies. An international ...
General Physics
Mar 19, 2019
4
233
A team of experts in atomic physics, nuclear fusion, and astronomy has computed high-accuracy atomic data for analyzing light from a kilonova, a birth place of heavy elements. They found that their new data set could predict ...
Astronomy
Mar 12, 2019
0
235
Scientists claim to have solved a longstanding mystery as to how cosmic dust, the building blocks of stars and planets, forms across the Universe.
Astronomy
Feb 20, 2019
8
558
An innovative X-ray method enables new high-pressure investigations of samples under deep mantle conditions. The technique, which was developed by a team led by Georg Spiekermann from DESY, the German Research Centre for ...
General Physics
Feb 11, 2019
0
10
Since the invention of the periodic table 150 years ago this month, scientists have worked to fill in the rows of elements and make sense of their properties.
Astronomy
Feb 08, 2019
0
52
