News Notes
NASA scientists free to talk; Graduate enrollments up;
May 2006
News Notes NASA scientists free to talk; Graduate enrollments up;
News: Ozone and Cholesterol Combine to Cause Heart Disease David
Profile: Brothers Chudnovsky The story of two brilliant mathematicians, a
Profile: Brothers Chudnovsky
The story of two brilliant mathematicians, a unicorn, and a homemade supercomputer
NOVA scienceNOW
Dispatch: What We’re Thinking About: Who is The Cop? This
Dispatch: What We’re Thinking About: Who is The Cop?
This week Jonah Lehrer and Robert Krulwich have taken up a question many viewers e-mailed in about after watching last week’s NOVA scienceNOW broadcast segment on RNAi, namely, “If I’ve got RNAi ‘cops’ in my cells, why do I get sick?”
Robert Krulwich, Jonah Lehrer
Small, Cheaper Flash Memory Freescale Semiconductor is using nanoscale materials
Small, Cheaper Flash Memory
Freescale Semiconductor is using nanoscale materials to halve the size of flash memory and make it much less expensive.
Sustainable Developments: The New Geopolitics A new column on the
Sustainable Developments: The New Geopolitics
A new column on the science driving geopolitics
Jeffrey Sachs
News: Large Study Finds No Link between Marijuana and Lung
Earth Viz | Global Ozone 2002-2005 Ozone gas (O3) in
Earth Viz | Global Ozone 2002-2005
Ozone gas (O3) in the upper atmosphere shields Earth from the Sun’s dangerous ultraviolet radiation. Since the early 1980s, scientists have been aware that manmade chlorofluorocarbons (CFCs) destroy atmospheric ozone worldwide. The greatest losses have occurred at the poles; the Antarctic ozone "hole" is most extreme in October.
Insights: The Implicit Prejudice Are you an unconscious racist? Social
Insights: The Implicit Prejudice
Are you an unconscious racist? Social psychologist Mahzarin Banaji can measure the unsettling truth
Sally Lehrman
Lab Meat? Scientists can grow edible meat in culture from
Lab Meat?
Scientists can grow edible meat in culture from a few animal cells. Bon appetit?
NOVA scienceNOW