A major transition in evolution is the shift from asexual to sexual reproduction in early organisms. But why would a yeast ...

A new study of wild bats reveals that an animal's immune system is shaped by more than its need to fight infections. Researchers from the University of Maryland have found that sex, age and ...

But new evidence has started to challenge the notion that human childbirth is uniquely dangerous. A new paper published today ...

For decades, we’ve thought that childbirth is uniquely challenging for humans, but it turns out that many other primates find ...

Esther Perel is the inspiration for a character in Olivia Wilde's The Invite and is celebrating the 20th anniversary of her groundbreaking book Mating in Captivity.

Arizona is starting to trade its dry, blazing days for a wetter summer as towering clouds build across the horizon and scattered rain showers begin to sprinkle the desert. With monsoon season settling ...

The invasive tick species can reproduce without mating, allowing for rapid population growth. Local agricultural officials ...

Researchers say the spider is spreading through a process called "ballooning," in which the young Joro spiders release a thread of silk that can be captured by the wind, allowing them to be lifted to ...

Copyright 2026 The Associated Press. All Rights Reserved. Copyright 2026 The Associated Press. All Rights Reserved. Most of our Neanderthal ancestors may have been ...

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