New models of how the geomagnetic field that shields the Earth's atmosphere from cosmic rays has changed over tens of thousands of years can help us understand how the climate has changed over a similar timescale.
Planetary Sciences
Jun 6, 2023
0
8
Precursors of the molecules needed for the origin of life may have been generated by chemical reactions promoted by iron-rich particles from meteors or volcanic eruptions on Earth approximately 4.4 billion years ago, according ...
Astrobiology
May 25, 2023
0
180
In nature, the skin of cephalopods (animals with tentacles attached to the head) exhibits unparalleled camouflage ability. Their skin contains pigment groups that can sense changes in environmental light conditions, and they ...
Nanophysics
May 18, 2023
0
52
A new study, published in the journal Environmental Research: Health, reveals that Indigenous people in the Amazon Basin are twice as likely to die prematurely from smoke exposure due to wildfires than the broader South American ...
Environment
May 4, 2023
1
42
Hydrogen produced from renewable energy sources can be used as fuels that do not contribute to CO2 emissions, and therefore is emerging as an important future power source.
Analytical Chemistry
Apr 17, 2023
0
77
Researchers at Tel Aviv University have developed a hybrid micro-robot, the size of a single biological cell (about 10 microns across), that can be controlled and navigated using two different mechanisms—electric and magnetic. ...
Bio & Medicine
Mar 27, 2023
0
408
Physicists led by Prof Raphael Wittkowski and Prof Uwe Thiele from the Institute of Theoretical Physics at the University of Münster has developed a new model for the dynamics of systems consisting of many self-propelled ...
Quantum Physics
Mar 13, 2023
0
151
In addition to oxygen, nitrogen or carbon dioxide, the air we breathe contains small amounts of organic gases, such as benzene and toluene. These oxidize into small particles or aerosols that contribute to the condensation ...
Earth Sciences
Jan 31, 2023
0
50
Ants are social insects and the Solenopsis invicta species—known as the fire ant—is no exception. The social interactions of this invasive insect, which comes from South America, are framed within the context of the theory ...
General Physics
Jan 19, 2023
0
93
Pollinators are less likely to land on flowers sprayed with fertilizers or pesticides as they can detect electric field changes around the flower, researchers at the University of Bristol have found.
Plants & Animals
Nov 9, 2022
0
356
