Skip to main content

Biology9943 articles archived since 1845

Brain Has "Moving" Parts

A study in the journal Science reveals that the brain region responsible for the intention to move the body also experiences the movement--but a distinct brain region controls the actual movement...

May 8, 2009

Do Rainforests Create Rain?

In an essay in BioScience magazine, the Wildlife Conservation Society's Douglas Sheil and co-authors discuss the "biotic pump" hypothesis of Russian researchers Anatassia Makarieva and Victor Gorshov, which contends that rainforests attract water vapor, leading to rain, lower local atmospheric pressure and a feedback loop that keeps the whole system going...

May 7, 2009

How to Build Nanotech Motors

Catalytic engines enable tiny swimmers to harness fuel from their environment and overcome the weird physics of the microscopic world

May 6, 2009 — Thomas E. Mallouk and Ayusman Sen

How to Grow New Organs

Pioneers in building living tissue report important advances over the past decade

May 4, 2009 — Ali Khademhosseini, Joseph P. Vacanti and Robert Langer

People, Pan Troglodytes (Chimps) and Pigs

Scientific American editor Christine Soares discusses the swine flu situation and Editor in Chief John Rennie talks about the May issue--topics include the specific genetic differences between humans and chimps, side-channel hacking, food shortages, and our leaky atmosphere...

May 1, 2009 — Steve Mirsky
Scroll To Top

Scientific American Health & Medicine

Scientific American Health & Medicine