Lab experiment demonstrates form of musical evolution

(Phys.org)—A trio of researchers has conducted an experiment that they claim demonstrates musical evolution in the lab. In their paper published in the journal Nature Human Behavior, Andrea Ravignani with the University ...

Single molecule puts sperm on track

Sperm start their sprint to the ovum when they detect changes in the environment through a series of calcium channels arranged like racing stripes on their tails. A team of Yale researchers has identified a key molecule that ...

Space experiment sheds light on immune struggles

A lab experiment that rode to space two years ago has offered new clues about why astronauts' immune systems struggle to perform in zero gravity, US military researchers said on Monday.

Competition among worm sperm speeds up evolution

From elaborate dances to stunning plumage displays to dramatic head-butting, male animals have an array of ways to distinguish themselves from competitors while wooing a potential mate. But it's not their only chance to prove ...

Spoonweed plants are cold specialists from the Ice Age

As cold relics in an increasingly warming world, plants of the spoonweed group time and again quickly adapted to a changing climate during the Ice Ages of the last two million years. An international team of evolutionary ...

Weather in a Tank

In recent years, U.S. undergraduates have shown an increasing interest in introductory meteorology, oceanography and climate classes. But many students find it difficult to grasp the non-intuitive nature of rotating fluids, ...

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