Wednesday, 23 May, 2012

Doping clouds cycling and other sports. What drugs are in use? How do athletes avoid detection? What is the real harm of steroids?

Missile defense: Protective shield, or dangerous myth? New tests do little to solve the problem.

Isotope analysis help track monarch butterfly migration; also used for dating specimens in anthropology and biology.

Giants of abstract expressionism sold for millions; now fakery is charged! How do modern art-sleuths fight art fraud and theft with high technology?

Biological weapons are microscopic killing machines containing viruses, fungi or bacteria — or the toxins made by these organisms. Read the history — and future — of living WMDs.

Forget Big Brother, your neighbor could be watching you! Newest tricks of the spy game.

How climatologists know about past and present climates. What role do pollen, ice cores, computer models, archeology and tree rings play in the effort to explore ancient climates?

Beat the back-to-school blues with four ultra-cool science learning experiences from The Why Files. So roll up your sleeves and flex your biggest muscle, the one between your ears.

Americans are awash in political polls and statistics. How to be an educated consumer of political polls. Do’s and don’ts of the polling biz. Suggestions for improvements in political polling.

At the South Pole, giant telescope searches for elusive neutrinos, hoping to find evidence of huge explosions in the distant universe. In neutrino astronomy, ice is definitely nice!