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Male primates may be larger than females partly because of pressure from rival groups, not just competition with males inside their own group.
Scientists on Saba are introducing island residents to conservation of Caribbean orchids, red-billed tropicbirds and urchins.
Humans’ capacity to endure heat stress may be lower than previously thought — bad news as climate change leads to more heat waves around the glo…
Genetic material left behind in sediments reveals new details about how ancient humans once spread across the continent.
Momentum is building to finally tackle a neglected health problem that strikes poor, rural communities.
On the anniversary of Hiroshima, here’s a look back at the chain reaction of basic discoveries that led to nuclear weapons.
Fishes worldwide harbor 283 times the number of Anisakis worms as fishes in the 1970s. Whether that’s a sign of environmental decline or recover…
Mathematicians solve the challenge of putting seven cylinders in contact without using their ends.