(Phys.org) —In 1900, about 1.6 billion people lived on Earth. Just a few generations later, over four times as many of us share the planet.
Environment
Jun 30, 2014
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2
New research led by Oxford University and Queen Mary University of London has resolved a pig paradox. Archaeological evidence has shown that pigs were domesticated in the Near East and as such, modern pigs should resemble ...
Ecology
Aug 12, 2019
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749
'Superhighways' used by a population of up to 6.5 million Indigenous Australians to navigate the continent tens of thousands of years ago have been revealed by new research using sophisticated modelling of past people and ...
Archaeology
Apr 29, 2021
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2159
In the future, plants will be able to create their own fertilizer. Farmers will no longer need to buy and spread fertilizer for their crops, and increased food production will benefit billions of people around the world, ...
Cell & Microbiology
Jul 16, 2018
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833
Using modern statistical tools, a new study led by the University of Washington and the United Nations finds that world population is likely to keep growing throughout the 21st century. The number of people on Earth is likely ...
Social Sciences
Sep 18, 2014
50
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A unique housing arrangement between a specific group of tree species and a carbo-loading bacteria may determine how well tropical forests can absorb carbon dioxide from the atmosphere, according to a Princeton University-based ...
Environment
Sep 15, 2013
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0
An international team of researchers has found more evidence to support the theory that the Niger River Basin was an early cradle of agriculture. In their paper published in the journal Science Advances, the group describes ...
Quality sperm, good genes, and courtship knowledge are just a few reasons why females might benefit from mating with older males.
Plants & Animals
Jan 25, 2018
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225
Male Callosobruchus chinensis seed beetles have spines on their genitalia, which increase their fertilization success but injure a female's reproductive tract—especially a female of a related species called Callosobruchus ...
Evolution
May 19, 2015
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101
Agriculture involves a difficult balance between food production and environmental impact. For example, fertilizers can help to achieve good crop yields, but over-using them produces greenhouse gas emissions and pollution.
Ecology
Aug 30, 2022
0
4
