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
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180
David Deamer began studying the origin of life in the early 1980s, and his research over the past 30 years has had a major influence on scientific understanding of how life on Earth got started. In his new book, First Life ...
Biochemistry
Jun 2, 2011
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For hibernating mammals, the pre-winter months are a race against time to accumulate enough energy reserves to last until spring. Offspring born late in the year have much less time to achieve this. Scientists from the Research ...
Plants & Animals
Nov 7, 2014
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As we endure the current COVID-19 crisis with its important measures of social isolation and distancing, those of us in the northern hemisphere can perhaps take some solace in seeing the arrival of spring.
Plants & Animals
Apr 28, 2020
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107
A new model suggests that inhospitable hydrodgen-sulphide rich waters could have delayed the spread of complex life forms in ancient oceans.
Earth Sciences
Feb 28, 2013
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The use of sulfur compounds to produce energy is one of the most ancient types of metabolisms used by primitive microorganisms to thrive on the early anoxic Earth. How this microbial lifestyle has been evolving remains unclear.
Cell & Microbiology
Aug 24, 2020
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26
Thanks to popular Hollywood films like "E.T.," "Avatar" and "Super 8," life on other planets seems highly conceivable to people who have considered the idea that we are not alone in the universe. Jim Kasting, distinguished ...
Astronomy
Jun 17, 2011
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Did a shift in the way infants were weaned give early humans an evolutionary advantage over their Neanderthal cousins? Scientists have long speculated that a change to earlier weaning played a key role in human development, ...
Archaeology
Jun 4, 2013
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0
Russian neuroscientists report that the stress experienced by mice during their first weeks of life affects not only them, but also their offspring. The data will help to understand how negative experience in early life affects ...
Plants & Animals
Jan 9, 2019
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26
Male songbirds that had better early life conditions as nestlings sing more often and produce more complex songs as adults, according to a study by Lucy Magoolagan from Lancaster University, publishing November 14 in the ...
Plants & Animals
Nov 14, 2018
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