Archivo: Scientific American

One of our galaxy’s arms may do a full 360, upping the chances that our galactic home is a rare cosmic beauty

When the World Health Organization recently named blood transfusions from Ebola survivors as its priority experimental therapy for the disease ravaging west Africa there was only one major problem: no data indicating that such transfusions work.

Genetic blueprints attached to a rocket survived a short spaceflight and later passed on their biological instructions

Researchers wired Madison, Wisc., to get a better grasp of the urban heat island effect

An ancient meteorite has now yielded the first physical evidence that intense magnetic fields played a major role in the birth of our solar system.

If dark matter comes in both matter and antimatter varieties, it might accumulate inside dense stars to create black holes

The state of our body affects how we think the world works

These particles should not have mass, but they do. By sending neutrinos through the ground from Illinois to Minnesota, physicists hope to learn why

Fiercer winds from the Southern Ocean means a faster meltdown of ice

Scientists try to untangle the relationship between a temporary effect and a permanent condition