The tides are a changing

Scientists have discovered that ocean tides along the eastern coast of North America were substantially different 10,000 years ago.

Tornado strikes Goderich, Ontario

On Sunday, August 21, 2011, a strong EF2 or weak EF3 tornado with winds around 130-150 miles per hour, struck parts of Goderich, Ontario killing one person and injuring at least 37 people.

Dangerous Hurricane Irene forms

Irene, the 1st hurricane of the 2011 Atlantic hurricane season, formed on August 20. Meteorologists expect it to impact the Southeast U.S. later this week.

World Water Week begins today in Stockholm

World Water Week in Stockholm - an annual meeting to discuss our planet’s crucial water-related issues - focuses in 2011 on water issues related to urbanization.

Is the fate of fungi being overlooked?

In global plans to protect plants and animals, fungi are being overlooked. An Egyptian educator and an Egyptian mycologist explain the dilemma.

Antarctica has its first complete ice flow map

The animation illustrates ice flowing thousands of miles from the heart of the continent seaward on Antarctica to its coastlines. The map shows more detail.

Billion-dollar disasters in US in 2011 so far

Disasters such as snowstorms, tornadoes, flooding and droughts in 2011 have affected millions and cost billions. Here's the list so far.

Agave featured on Lifeform of the Week

Sobriety? Energy crises? Whatever the problem, agave can lend a prickly hand.

NASA confirms Earth isn’t expanding

The average change in Earth's radius is 0.004 inches per year, or about the thickness of a human hair, a rate considered statistically insignificant.

Fukushima reactor radiation release calculated

Measuring radioactive sulfur in California let researchers calculate how much radiation released from Fukushima reactors. Read more.