The first civilizations to build monumental palaces and urban centers in Europe are more genetically homogenous than expected, according to the first study to sequence whole genomes gathered from ancient archaeological sites ...
Archaeology
May 5, 2021
3
3186
A count of the Western Monarch butterfly population last winter saw a staggering drop in numbers, but there are hopeful signs the beautiful pollinators are adapting to a changing climate and ecology.
Plants & Animals
May 5, 2021
0
12
A team of researchers from Universität Freiburg, the Denver Museum of Nature & Science, Université d'Antananarivo and Stony Brook University has discovered a new species of pelomedusoid turtle in Madagascar. In their paper ...
When light hits certain molecules, it dislodges electrons that then move from one location to another, creating areas of positive and negative charge. This "charge transfer" is highly important in many areas of chemistry, ...
General Physics
May 5, 2021
0
41
Seeing through smog and fog. Mapping out a person's blood vessels while monitoring heart rate at the same time—without touching the person's skin. Seeing through silicon wafers to inspect the quality and composition of ...
Optics & Photonics
May 5, 2021
1
31
New research indicates that the legendary Sargasso Sea, which includes part of the Bermuda Triangle and has long featured in fiction as a place where ships go derelict, may actually be an important nursery habitat for young ...
Plants & Animals
May 5, 2021
0
38
For all animals, eliminating some cells is a necessary part of embryonic development. Living cells are also naturally sloughed off in mature tissues; for example, the lining of the intestine turns over every few days.
Cell & Microbiology
May 5, 2021
0
114
The Antarctic ice sheet is much less likely to become unstable and cause dramatic sea-level rise in upcoming centuries if the world follows policies that keep global warming below a key 2015 Paris climate agreement target, ...
Earth Sciences
May 5, 2021
15
453
Despite being home to the earliest signs of modern human behavior, early evidence of burials in Africa are scarce and often ambiguous. Therefore, little is known about the origin and development of mortuary practices in the ...
Archaeology
May 5, 2021
0
129
We've all seen them: discarded gloves and masks littering parking lots and sidewalks.
Environment
May 5, 2021
1
8
