Most male mammals are not bigger than females: New analysis of more than 400 species
New research is cutting male mammals down to size.
Plants & Animals
Mar 13, 2024
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Page 3 - News tagged with selection
Greenpeace calls for high seas protected area in Galapagos
Greenpeace on Monday called for the creation of a high seas marine protected zone under a new UN treaty to secure a much wider area around Ecuador's famous Galapagos archipelago.
Ecology
Mar 11, 2024
0
32
Modeling the origins of life: New evidence for an 'RNA World'
Charles Darwin described evolution as "descent with modification." Genetic information in the form of DNA sequences is copied and passed down from one generation to the next. But this process must also be somewhat flexible, ...
Evolution
Mar 4, 2024
0
342
Bottlenecks and beehives: How an invasive bee colony defied genetic expectations
For more than a decade, invasive Asian honeybees have defied evolutionary expectations and established a thriving population in North Queensland, much to the annoyance of the honey industry and biosecurity officials.
Evolution
Feb 29, 2024
1
66
Shining a light on the effects of habituation and neural adaptation on the evolution of animal signals
A new paper published in The Quarterly Review of Biology examines the possible effects of two properties of receiver playing fields documented in studies of animal psychology—habituation and neural adaptation—on the efficacy ...
Plants & Animals
Feb 29, 2024
0
9
Many reported gender differences may actually be power differences, researchers suggest
Why do men and women seem so different? According to a study, a wide range of gender differences that have been attributed to biological sex may actually be due to differences in power.
Social Sciences
Feb 28, 2024
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2
Men become less fertile with age, but the same isn't true for all animals: Study
We take it for granted that humans find it more difficult to conceive as they grow older. But our recent study, which analyzed data from 157 animal species, found that male reproductive aging seems to be a lot less common ...
Plants & Animals
Feb 17, 2024
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1
Fruit flies give further insight into evolution of male genitalia driven by sexual selection
Fruit flies have provided scientists with new insight into the genetic basis for the rapid evolution of male external genitalia driven by sexual selection.
Evolution
Feb 2, 2024
1
26
The improbable origins of life on Earth
We do not yet know how, where, or why life first appeared on our planet. Part of the difficulty is that "life" has no strict, universally agreed-upon definition.
Astrobiology
Jan 29, 2024
0
76
New sensor detects chemicals that impair thyroid gland
In a study conducted at the University of Twente, Technion-Israel Institute of Technology and the Open University of Israel, researchers have developed a novel approach to address the environmental challenges posed by perchlorate ...
Analytical Chemistry
Jan 23, 2024
0
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