Life Sciences

What is this thing called life? Biologists are life's detectives, discovering how life works and what makes animals, plants and microbes "alive." Organisms don't remain the same forever. Without change, life on Earth would stagnate. Species are in a constant dance with their environment. When an environment changes, the species that live within must change too, evolving to better adapt in order to survive. The end result is the diversity of life we see around us.

No clowning around: Juggling study shows us how senses help us run

No clowning around: Juggling study shows us how senses help us run

Juggling may sound like mere entertainment, but a study led by Johns Hopkins engineers has used this circus skill to gather critical clues about how vision and the sense of touch help control the way humans and animals move their limbs in a repetitive way, such as in running.

Cilia

Cilia

Many organisms move with cilia. Most, like Stentor, are small

NSF Science Now: Episode 21

NSF Science Now: Episode 21

In this week's episode we discover the oldest fossil evidence of modern, venomous snakes in Africa. We discover what was going on in the earliest moments of our universe just after the Big Bang, and finally we learn about a new weather radar network in Texas.

Nudibranchs and defense

Nudibranchs and defense

This episode explores how nudibranchs steal jellyfish stinging capsules to defend themselves while also getting a good meal

The fish detective!

The fish detective!

Kate talks to Cara Simonsen, a marine biologist, about stalking fish in the name of science

NSF Science Now: Episode 19

NSF Science Now: Episode 19

In this week's episode we learn how our smart phone can be used to check our cholesterol and that great white sharks actually live longer than previously thought! Check it out!

Rhizocephala

Rhizocephala

This is the story of a parasitic barnacle with a fascinating lifecycle

Ph.Detours: Zombie coral reefs

Ph.Detours: Zombie coral reefs

Marine Biologist Kate Furby, who explains what Corals are, and how some species of Coral can seemingly come back...from the dead!