Wednesday, 23 May, 2012

Farms release airborne, drug-resistant bacteria, and indoor air could be making you sick. More news about the particles we breathe every day.

Tropical botanists strive to save rain forest plants and ecosystems. What is the role of plants in traditional society? Can plant-derived chemicals become a valuable commodity — and help preserve natural places?

What causes beach erosion, and what can we do about it? Do groins and jetties help or hurt? How will shorelines change as the sea continues to rise due to global warming?

Global warming, greenhouse effect, rising temperatures and temperature anomalies. Early evidence for the coming storm.

Shrinking resources on Earth: Want to try living without fish or chocolate?

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.

Why does Wall St. go off a cliff once in a while? Can you predict the market by throwing darts? What is the role of expectations in stock price?

A researcher from Scotland grew a healthy adult sheep named Dolly from a cell of an adult sheep. What is cloning, and how much of it should we tolerate?

History of chemical weapons and Gulf War Syndrome. What could explain the widespread symptoms among veterans?

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.