When it comes to oxygen, you can have too much of a good thing. Breathing air that contains higher levels of oxygen than the usual 21 percent found in Earth's atmosphere can cause organ damage, seizures, and even death in ...
Cell & Microbiology
Mar 9, 2023
0
139
Some forensic anthropologists thought the skull condition called cribra orbitalia (CO) was a thing of the past – but new research from North Carolina State University and the University of the Witwatersrand finds that it ...
Archaeology
May 17, 2016
0
49
Laser-zapping of a globular, golf-ball-size object on Mars by NASA's Curiosity rover confirms that it is an iron-nickel meteorite fallen from the Red Planet's sky.
Space Exploration
Nov 3, 2016
17
62
World energy consumption projections predict that coal will remain one of the world's main energy sources in coming decades, and a growing share of it will be used in CTL, the conversion of coal to liquid fuels. Researchers ...
Materials Science
Oct 12, 2018
2
482
The global population is expected to reach 9.7 billion in 2050—but how will we feed all these people? Roughly one-third of the world's arable land suffers from lack of accessible iron, rendering it inhospitable to staple ...
Cell & Microbiology
Jul 9, 2019
10
642
The first large-scale genetic study of people in Papua New Guinea has shown that different groups within the country are genetically highly different from each other. Scientists at the Wellcome Trust Sanger Institute and ...
Biotechnology
Sep 14, 2017
2
675
(Phys.org) —North Carolina State University researchers have identified a new mechanism to convert natural gas into energy up to 70 times faster, while effectively capturing the greenhouse gas carbon dioxide (CO2).
Materials Science
May 7, 2013
10
0
Steel rusts by water and air on the Earth's surface. But what about deep inside the Earth's interior?
Earth Sciences
Aug 31, 2022
0
631
From the Bronze Age until the Viking Age, burial mounds could be placed on top of the remains of three-aisled longhouses. The internal posts that served as roof-supporting beams were sometimes removed before the house was ...
Archaeology
Apr 25, 2017
1
501
An exotic form of magnetism has been discovered and linked to an equally exotic type of electrons, according to scientists who analyzed a new crystal in which they appear at the National Institute of Standards and Technology ...
Condensed Matter
Aug 19, 2021
0
5721
