The discovery of penicillin about 90 years ago and the widespread introduction of antibiotics to combat infectious diseases have revolutionized human medicine. However, in recent decades, the increase in multidrug-resistant ...
Cell & Microbiology
Feb 12, 2018
0
2100
The periodic table of elements that most chemistry books depict is only one special case. This tabular overview of the chemical elements, which goes back to Dmitri Mendeleev and Lothar Meyer and the approaches of other chemists ...
Mathematics
Jun 17, 2019
6
1917
The world's very first invention of writing took place over 5000 years ago in the Middle East, before it was reinvented in China and Central America. Today, almost all human activities—from education to political systems ...
Archaeology
Jan 10, 2022
0
2522
The first quantum revolution brought about semiconductor electronics, the laser and finally the internet. The coming, second quantum revolution promises spy-proof communication, extremely precise quantum sensors and quantum ...
Quantum Physics
Nov 5, 2020
1
11717
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(PhysOrg.com) -- Black holes are voracious: They devour large amounts of matter from gas clouds or stars in their neighbourhood. As the incoming "food" spirals faster and faster into the abyss, it becomes denser and denser, ...
Plasma Physics
Nov 4, 2010
39
0
(Phys.org) -- In cities, the presence of algae, lichens, and mosses is not considered desirable and they are often removed from roofs and walls. It is, however, totally unfair to consider these cryptogamic covers, as the ...
Earth Sciences
Jun 4, 2012
0
7
Researchers at the Max Planck Institute for the Science of Light in Erlangen have discovered a new mechanism for guiding light in photonic crystal fibre (PCF). PCF is a hair-thin glass fibre with a regular array of hollow ...
Optics & Photonics
Feb 14, 2017
5
2206
An international team of scientists, led by researchers from the University of Tuebingen and the Max Planck Institute for the Science of Human History in Jena, successfully recovered and analyzed ancient DNA from Egyptian ...
Archaeology
May 30, 2017
3
2367
Less known than Attila's Huns, the Avars were their more successful successors. They ruled much of Central and Eastern Europe for almost 250 years. We know that they came from Central Asia in the sixth century CE, but ancient ...
Archaeology
Apr 1, 2022
0
915
Africa is the birthplace of modern humans and the continent with the highest level of genetic diversity. While ancient DNA studies are revealing some aspects of the genetic structure of Africa before the spread of food production, ...
Archaeology
Sep 22, 2023
0
113
