An international team of researchers from the University of Arizona, China and the United Kingdom has discovered the earliest known cardiovascular system, and the first to clearly show a sophisticated system complete with ...
Archaeology
Apr 7, 2014
4
0
Scientists have discovered a naturally occurring compound that triggers a plant's immune system, thereby protecting the plant from a secondary bacterial infection.
Plants & Animals
Apr 2, 2009
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0
A new study, led by Hirofumi Nakagami at the Max Planck Institute for Plant Breeding Research in Cologne, Germany, demonstrates that one of the two branches of plant immunity was likely to have evolved early during the establishment ...
Plants & Animals
Aug 24, 2023
0
42
Coronary arteries are a vital part of the human heart, providing it with oxygen-rich blood so that it can work. By comparing the hearts of mammals, birds, reptiles, fish and frogs, a multi-institutional team of researchers ...
Evolution
Aug 22, 2023
0
9
Microglia are a type of immune cell that works as a "janitor" to the central nervous system that clears out dead cells and other debris. But when these janitor cells themselves die, other microglia don't do the cleaning up ...
Cell & Microbiology
Oct 25, 2022
0
96
Richard Ferrieri never thought a simple bottle of liquid smoke would change the trajectory of his team's research. Originally, Ferrieri and a team of researchers at the University of Missouri focused on studying how soil, ...
Plants & Animals
Oct 19, 2022
0
19
Every day, about one quadrillion gallons of water are silently pumped from the ground to the treetops. Earth's plant life accomplishes this staggering feat using only sunlight. It takes energy to lift all this liquid, but ...
Earth Sciences
Sep 7, 2022
0
655
The vascular system within our body provides a constant flow of nutrients, hormones and other resources, thus ensuring efficient transport. The researchers Komal Bhattacharyya, David Zwicker, and Karen Alim investigated in ...
General Physics
Jul 18, 2022
0
79
An exceptionally-preserved fossil from Herefordshire in the UK has given new insights into the early evolution of sea cucumbers, the group that includes the sea pig and its relatives, according to a new article published ...
Archaeology
Apr 9, 2019
0
572
Nectar-feeding bats and busy janitors have at least two things in common: They want to wipe up as much liquid as they can as fast as they can, and they have specific equipment for the job. A study in the Proceedings of the ...
Plants & Animals
May 6, 2013
0
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