To look at how life evolved, scientists usually turn to the fossil record, but this record is often incomplete. Researchers from the Okinawa Institute of Science and Technology Graduate University (OIST), alongside an international ...
Evolution
Apr 20, 2020
0
182
Males that face tougher competition for females risk having offspring with a greater number of harmful mutations in their genome than males without rivals. Researchers at Uppsala University have discovered this correlation ...
Plants & Animals
Mar 16, 2020
1
228
As oceans absorb more carbon dioxide, they are becoming increasingly acidic and shifting the delicate balance that supports marine life. How species will cope with ocean acidification and the other consequences of global ...
Ecology
Mar 12, 2020
3
186
Having an older mother works out better for future generations of marmot daughters.
Plants & Animals
Feb 18, 2020
0
277
It was long believed that physical characteristics acquired by organisms during their lifetime could not be passed on to their offspring. However, in recent years, the theory of inheritance of acquired traits has gained support, ...
Evolution
Feb 3, 2020
0
238
The prolonged periods of juvenility and nutritional dependence that are characteristic of human development are thought to facilitate brain and somatic growth in children, as well as provide opportunities to learn and accumulate ...
Plants & Animals
Jan 7, 2020
0
9
Research led by the University of Arizona has resulted in a set of equations that describes and predicts commonalities across life despite its enormous diversity.
Evolution
Dec 11, 2019
6
493
When they share habitat, orangethroat and rainbow darters tend to avoid one another, even though they are closely related and can produce "hybrid" offspring. The males compete with males of their own species and will almost ...
Evolution
Nov 25, 2019
0
239
A long-term study of copperhead snakes in a forest near Meriden, Connecticut, revealed that five consecutive years of drought effectively ended the snakes' reproductive output.
Ecology
Oct 29, 2019
0
883
The molecular function of genes in mice has a major influence on the sex of their offspring, according to a new discovery that reveals more about the impact of genes on animal fertility.
Evolution
Oct 21, 2019
0
3
