Imagine an asteroid striking Earth and wiping out most of the human population. Even if some lucky people survived the impact, Homo sapiens might still face extinction, because the social networks humans rely on would collapse.
Plants & Animals
Feb 5, 2026
0
1030
Arctic sea ice has large effects on the global climate. By cooling the planet, Arctic ice impacts ocean circulation, atmospheric patterns, and extreme weather conditions, even outside the Arctic region. However, climate change ...
Earth Sciences
Feb 3, 2026
0
26
It's common to wonder as tax season ramps up: Are taxes too high? According to a new study by University of Cincinnati economics professor David Brasington, the answer is no, at least when it comes to Ohio's city service ...
Economics & Business
Jan 30, 2026
0
12
Freshwater browning is stunting fish growth of some species, shrinking populations of others and changing the composition of fish communities, McGill-led research suggests. "Browning" refers to freshwater bodies turning tea-colored, ...
Ecology
Jan 19, 2026
0
18
Insects are often seen as invaders due to high-profile species like the yellow-legged (Asian) hornet, the harlequin ladybird and fire ant. But new research reveals insects are also major victims of invasive alien species—exacerbating ...
Plants & Animals
Jan 15, 2026
0
321
A new study from Bar-Ilan University shows that one of sleep's core functions originated hundreds of millions of years ago in jellyfish and sea anemones, among the earliest creatures with nervous systems. By tracing this ...
Evolution
Jan 6, 2026
0
97
Older adults tend to do well at identifying falsehoods in experiments, but they're also likelier than younger adults to like and share misinformation online.
Social Sciences
Jan 6, 2026
0
20
Population decline often goes hand-in-hand with economic stagnation in rural areas—and the two reinforce each other in a cycle. Can digital technologies advance equitable innovation and, at the same time, preserve cultural ...
Social Sciences
Dec 17, 2025
0
17
A paper in Molecular Biology and Evolution, reports that Italian bears living in areas with many villages evolved and became smaller and less aggressive.
Evolution
Dec 15, 2025
0
2637
Cities do not always grow in a straight line. Like living organisms, they experience growth, maturity, and sometimes decline. This decline, known as urban shrinkage, is a natural phase in the urban life cycle. It is common ...
Social Sciences
Dec 11, 2025
0
17
Decline is a change over time from previously efficient to inefficient organizational functioning, from previously rational to non-rational organizational and individual decision-making, from previously law-abiding to law violating organizational and individual behavior, from previously virtuous to iniquitous individual moral behavior. Note: The word decline should not be confused with the word obsolete. Decline refers to the degenerating of something whereas obsolete refers to the outdating of something or that it is no longer in use. It is the process of declining, a gradual sinking and wasting away.
Social decline or moral decline is typically characterised as reduced adherence to cultural or social norms or values and widespread lapses in ethical behavior.
Entities and organizations may enter a state of decline if they fail to respond effectively to changes, because they :
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