Self-pollinating plant shows rapid loss of genetic variation
Without bumble bees, a flowering plant that can self-pollinate lost substantial genetic variation within only nine generations, an experimental study found.
Without bumble bees, a flowering plant that can self-pollinate lost substantial genetic variation within only nine generations, an experimental study found.
Evolution
Aug 10, 2022
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Extreme events such as the "North China Super Sandstorms" in March 2021 have significant impacts on human life, socio-economics and agricultural production. In addition to local meteorological conditions, sea surface temperature ...
Environment
Aug 1, 2022
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Energy, mass, velocity. These three variables make up Einstein's iconic equation E=MC2. But how did Einstein know about these concepts in the first place? A precursor step to understanding physics is identifying relevant ...
General Physics
Jul 26, 2022
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Australian Institute of Botanical Science researchers have investigated the hybridization, or crossing of species, of an undescribed eucalypt found in only a few small pockets of Sydney bushland.
Ecology
Jul 21, 2022
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New research has shown how introducing genetics from wild varieties of wheat can improve their resistance to disease and climate change, a discovery that could help protect the future of this vital food source.
Agriculture
Jul 21, 2022
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30
The reaction of narwhals to the loud noise from seismic air guns used in oil exploration involves a disruption of the normal physiological response to intense exercise as the animals try to escape the noise. The overall effect ...
Plants & Animals
Jul 8, 2022
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151
Astronomers from the Istanbul University in Turkey report the finding of a new short-period pulsating variable star during observations of the field of exoplanet host star XO-2. The newly detected object is most likely a ...
The annual number of tropical cyclones forming globally decreased by about 13% during the 20th century compared to the 19th, according to research published today in Nature Climate Change.
Environment
Jun 28, 2022
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In the decades-long search for extraterrestrial intelligence, there has never been confirmed evidence of an alien signal. There have, however, been a few tantalizing mysteries. Perhaps the greatest of these is known as the ...
Astronomy
Jun 23, 2022
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Using the Nanshan One-meter Wide-field Telescope (NOWT), astronomers from China have observed the open cluster NGC 2355 and its surrounding field, searching for variable stars. They have detected 72 new variables in this ...