Meteorite bashing changed Earth's chemistry, study says
In its early life, Earth suffered a meteorite pummelling that lasted 100 million years and may have changed its chemical makeup forever, researchers said Wednesday.
In its early life, Earth suffered a meteorite pummelling that lasted 100 million years and may have changed its chemical makeup forever, researchers said Wednesday.
Earth Sciences
Sep 23, 2015
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New work by scientists in the U.S. and China shows how a fertilized egg cell, or zygote, hits "reset" so that the newly formed embryo can develop according to its own genetic program. The study was published July 17 in Nature.
Cell & Microbiology
Jul 20, 2023
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34
New research has found that a sheep's experiences soon after birth can shape its later behaviour and also that of its offspring.
Plants & Animals
Jul 1, 2014
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A diet of non-processed meat, human leftovers, and raw bones during puppyhood and adolescence may protect dogs against certain gastrointestinal disorders later in life, suggests research published in Scientific Reports. In ...
Veterinary medicine
Feb 9, 2023
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29
A little stream in the south of England could guide the way towards finding evidence for ancient life on Mars, in the form of fatty acids preserved in an iron-rich mineral called goethite.
Space Exploration
Jun 19, 2018
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9
Corals can survive the early stages of their development even under the tough conditions that rising carbon emissions will impose on them says a new study from the ARC Centre of Excellence for Coral Reef Studies.
Environment
Aug 13, 2013
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People handle monarch butterflies. A lot. Every year thousands of monarch butterflies are caught, tagged and released during their fall migration by citizen scientists helping to track their movements. And thousands of caterpillars ...
Plants & Animals
Apr 15, 2020
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572
A University at Albany professor has discovered the earliest known full-length elegy by famed poet Phillis Wheatley (Peters), widely regarded as the first Black person, enslaved person and one of the first women in America ...
Archaeology
Jan 24, 2023
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21
Baby marmoset monkeys that began eating solid food earlier than their peers were significantly more likely to be obese at 1 year of age, scientists at The University of Texas Health Science Center San Antonio and the Smithsonian ...
Plants & Animals
Apr 10, 2013
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1
The question of how life began on a molecular level has been a longstanding problem in science. However, recent mathematical research sheds light on a possible mechanism by which life may have gotten a foothold in the chemical ...
Biochemistry
Nov 26, 2012
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