Most scientists agree modern humans developed in Africa, more than 200,000 years ago, and that a great human diaspora across much of the rest of the world occurred between perhaps 60,000 and 50,000 years ago.
Evolution
May 24, 2023
0
510
Most chromosomes have been around for millions of years. Now, researchers from the Stowers Institute for Medical Research have revealed the dynamics of a new, very young chromosome in fruit flies that is similar to chromosomes ...
Cell & Microbiology
May 4, 2023
1
50
The pygmy right whale (Caperea marginata) is the smallest of all baleen whales although it can grow to six meters in length and weigh up to three tons. The species occurs circumpolar in the Antarctic waters of the Southern ...
Evolution
Apr 20, 2023
0
75
Scientists from Skoltech and other research centers have systematically studied the toxicity of materials used in perovskite solar cells. They conclude that, once the remaining technological hurdles are overcome, mass production ...
Biochemistry
Feb 28, 2023
0
28
The boundaries between biology and technology are becoming blurred. Researchers at Linköping, Lund and Gothenburg universities in Sweden have successfully grown electrodes in living tissue using the body's molecules as triggers. ...
Biotechnology
Feb 23, 2023
2
369
In the 1950s, the geneticist J.B.S. Haldane attributed the maintenance or persistence of the mutation responsible for anomalies in red blood cells commonly observed in Africa to the protection these anomalies provided against ...
Evolution
Jan 13, 2023
0
102
Researchers in Japan have generated a high-quality genome assembly of red perilla (Perilla frutescens), a plant most often found in Asia and commonly known in Japan as Aka-Shiso and in Great Britain and the U.S. as the Beefsteak ...
Plants & Animals
Jan 12, 2023
0
5
Research at the Institute of Molecular Biology and Biotechnology (IMBB) of the Foundation for Research and Technology-Hellas (FORTH), published today in the journal Nature Aging, reveals a fundamental quality control mechanism ...
Cell & Microbiology
Dec 28, 2022
0
135
The medical profession is in the midst of losing an arms race. Bacterial antibiotic resistance doesn't just threaten our ability to treat infection but our ability to carry out any treatment where infection is a risk. This ...
Cell & Microbiology
Oct 31, 2022
0
9
Meiotic drivers are a type of selfish gene. Present in the genomes of nearly all species, including humans, they unfairly transfer their genetic material to more than half of their offspring, sometimes leading to infertility, ...
Evolution
Oct 20, 2022
0
33
