Mama's boys: Elder orca moms protect sons from fights
A male orca's best friend is his old mother.
A male orca's best friend is his old mother.
Plants & Animals
Jul 22, 2023
0
42
Female killer whales live up to 90 years in the wild, and most live an average of 22 years after menopause. Scientists have long wondered why humans and some whale species spend a significant portion of their life not reproducing.
Plants & Animals
Jul 20, 2023
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176
The United Nations Sustainable Development Goals (SDGs) hold the key to humanity's future existence and growth.
Earth Sciences
Jul 19, 2023
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1
Algorithms can predict what movies or songs you might like, but they can also predict which species a predator would most likely eat.
Ecology
Jul 13, 2023
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7
Analysis of data from dozens of foraging societies around the world shows that women hunt in at least 79% of these societies, opposing the widespread belief that men exclusively hunt and women exclusively gather. Abigail ...
Archaeology
Jun 28, 2023
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962
In some monarchies, inherited power offers a ladder that can be ascended to absolute authority—be it through diplomacy, ruthlessness, or the passing of time. But in hyena monarchies, inherited power is a slippery downward ...
Plants & Animals
Jun 26, 2023
0
220
As humans evolved to hunt, gather and share food, cooperation provided a key to our success as a species. While chimpanzees and other primates sometimes share food, humans stand out. As hunter-gatherers—the subsistence ...
Plants & Animals
Jun 14, 2023
0
152
In some parts of the world, the rules are strict; in others they are far more lax. In some places, people are likely to plan for the future, while in others people are more likely to live in the moment. In some societies ...
Social Sciences
Jun 7, 2023
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3
A team of researchers from around the world is urging the international community to recognize the full environmental and health threat of plastics and categorize them as persistent, bio-accumulative and toxic (PBT) pollutants.
Environment
May 30, 2023
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33
Researchers at the Francis Crick Institute have identified three 4,000-year-old British cases of Yersinia pestis, the bacteria causing the plague—the oldest evidence of the plague in Britain to date, reported in a paper ...
Archaeology
May 30, 2023
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242