Prions may channel RNA's messages

Prions get mostly bad press, but they may be the keys to controlling protein synthesis in cells.

Origin of a complex life form revealed

Researchers from McGill University have revealed the steps by which two very distinct organisms—bacteria and carpenter ants—have come to depend on one another for survival to become a single complex life form. The study, ...

Knock-knock? Who's there? How coral let symbiotic algae in

New work from a team of Carnegie cell, genomic and developmental biologists solves a longstanding marine science mystery that could aid coral conservation. The researchers identified the type of cell that enables a soft coral ...

These beetles have successfully freeloaded for 100 million years

Almost 100 million years ago, a tiny and misfortunate beetle died after wandering into a sticky glob of resin leaking from a tree in a region near present-day Southeast Asia. Fossilized in amber, this beetle eventually made ...

Ancestors of land plants were wired to make the leap to shore

When the algal ancestor of modern land plants first succeeded in making the transition from aquatic environments to an inhospitable shore 450 million years ago, it changed the world by dramatically altering climate and setting ...

page 1 from 17