August 31, 2011

Wolves and Moose – Mutual Control

On Isle Royale in Lake Superior, wolves and moose lead an interdependent existence.

August 30, 2011

Wolves and Moose-Unexpected Connections

You might not expect the wolf population to effect the number of trees in an ecosystem – but it does.

August 29, 2011

Tsunamis – Predicting

There was not an adequate warning issued for the Indian Ocean tsunami. What went wrong?

August 26, 2011

Spritzer Whizzer

A third-grader has designed the “Spritzer Whizzer” – a new musical instrument made from water spay bottles. The Ode to Joy never sounded like this!

August 25, 2011

Dead Zone-From a Distance

Farming practices in the mid-west have an impact on the environmental conditions in the Gulf of Mexico.

August 24, 2011

Dead Zone-Solutions

Off the coast of Louisiana there’s a region of ocean the size of the state of New Jersey that’s virtually devoid of life.

August 23, 2011

Dead Zone – Causes

Off the coast of Louisiana there’s about 6000 square miles of ocean that’s virtually devoid of life.

August 22, 2011

The Moon: Face

Who is that man on the moon? If you’re a scientist, that face isn’t much of a mystery — it’s a record of the moon’s history.

August 19, 2011

Tsunamis – Quakes

For an earthquake to produce a tsunami, it has to change the shape of the ocean’s bottom.

August 18, 2011

Science Diary: Redwoods – Update

What’s wrong with cutting down a forest if trees are replanted? Older trees appear to do a better job pulling carbon from our atmosphere.

August 17, 2011

Science Diary: Redwoods – Climbing

Thinking of climbing a giant redwood? Don’t try this at home!

August 16, 2011

Science Diary: Redwoods – Straw

Imagine sucking water through a 300-foot straw; giant redwoods do this, in effect, every day.

August 15, 2011

Science Diary: Redwoods – Biodiversity

Ferns, huckleberry bushes, even hemlocks make their home high atop giant redwoods.

August 12, 2011

The Moon: Earthquakes

The gravitational pull of the moon causes our tides to rise and fall, and scientists think that it may have an influence on earthquake activity as well.

August 11, 2011

Diatoms Nanotechnology – Transformation

An innovative way is being developed to create nanomaterials – tiny bits of matter -using microscopic organisms called diatoms.

August 10, 2011

Diatoms Nanotechnology-Shell Game

Diatoms are among the world’s oldest and most ubiquitous creatures, and they may soon be an important part of one of the newest branches of science and technology.

August 9, 2011

Diatoms Nanotechnology – Redefining “Man-made”

Nanoparticles are so tiny that the atoms inside them obey the laws of quantum mechanics and not the laws of the physical observable world.

August 8, 2011

Diatoms Nanotechnology-Think Small

Nanomaterials possess superior strength, are lighter weight, and have more resistance to wear and tear than conventional materials.

August 5, 2011

Science Diary: Volcano – Pele

Like a giant wind instrument, Hawaii’s Kilauea volcano is producing a continuous low-frequency melody.

August 4, 2011

Science Diary: Volcano – Silence

With low-frequency volcano sound, it’s a deafening silence, quite literally.

August 3, 2011

Science Diary: Volcano – Analyze

Want to listen to a volcano? You’ll first have to identify its dialect.

August 2, 2011

Science Diary: Volcano – Array

Our ears are not the best tools for eavesdropping on a volcano’s sonic secrets; that’s where microphone arrays come in handy.

August 1, 2011

Golf Ball Warmer

Will a warmer golf ball improve your game?