A Moment of Science

Archive for May 2012

May 1, 2012

 

black and white photo of someone holding a lit cigarette

Does Nicotine Prevent Memory Loss?

"I'm hearing that nicotine can help prevent memory loss in older adults... is this true?"

May 2, 2012

 

stars moving around the pole

Why Do Stars Twinkle?

If you've ever glanced skyward, you've probably noticed the sheer numbers of stars. Some are tiny, barely visible points. Others radiate strong white light.

May 3, 2012

 

milk with two light reflectors used for taking professional photos

Ultraviolet Light May Be Used To Replace Pasteurization

Scientists believe they have a high-tech use for one of nature's natural anti-bacterial agents, ultraviolet light. They can use it to replace pasteurization.

May 4, 2012

 

umbrella covered in snow

Why Is Our Weather So Radical?

Global climate is an incredibly complex system that scientists are still trying to figure out.

May 7, 2012

 

bog body man

What Are Bog Bodies?

Bog bodies date back to the Iron Age, over twenty five hundred years ago. They remained in such good condition because they were pickled.

May 8, 2012

 

fantastic voyage frame

The Remote Controlled Pill Is Here!

Harvard researchers have been testing a remote controlled capsule that can swim through the human body, take digital pictures, and send them back in real time.

May 9, 2012

 

reindeer

Reindeer Have Ultraviolet Vision

Scientists tested eighteen reindeer with light, and found that their eyes responded to both visible light and ultraviolet.

May 10, 2012

 

a chimp sits with his arm outstretched as if reciting Hamlet

Chattering Chimps

We talk to our house pets all the time, but wouldn't it be great if your cat could answer you in English?

May 11, 2012

 

mount everest

Two Climbers Climbed Everest Without Supplemental Oxygen. How?

Although Everest had first been climbed in 1953, this was the first successful ascent to be made without supplemental oxygen.

May 14, 2012

 

doctor with patient in waiting room shaking hands

Overweight Doctors Less Likely To Help Patients Lose Weight

Would you be able to take seriously an overweight or obese doctor who advised you to lose weight?

May 15, 2012

 

Possibly poisonous red tide

Red Tides

You may know that red tides have something to do with the ocean turning red near beaches, but you probably don't know what this means or why it's important.

May 16, 2012

 

sunscreen with hand

A Cool Sunburn

When you get sunburned you often feel chilled... why?

May 17, 2012

 

meadow grass

Plant Self-defense

What keeps seemingly defenseless grass from hungry grazers?

May 18, 2012

 

group of people at a holiday party

How You Envision Others Says A Lot About You In Real Life

Perhaps imagining someone else with the qualities you admire is one way to develop them in yourself.

May 21, 2012

 

needle floating in a plate of water

The Floating Needle

Here's a neat experiment you can try at home!

May 22, 2012

 

Zebra Mussels on the pilon of a bridge

Bioinvasion: The Ultimate Threat To Our Ecosystem

Exactly how much are we damaging the environment when we put up new buildings and expand our cities?

May 23, 2012

 

a plate of bacon

Does Bacon Stop Nosebleeds?

Dear A Moment of Science, I've heard that pork can be used to stop a nosebleed. Is this true, or just a myth?

May 24, 2012

 

the sun on a day when the sky in blue

Particle Discovered Which Could Cool The Planet

Scientists in England and the United States have made a breakthrough in understanding the relationship between clouds and climate.

May 25, 2012

 

salt_shaker

The Ocean’s Salt Shaker

If salts are constantly washing into rivers, lakes and oceans, why aren't inland lakes salty as well?

May 28, 2012

 

la brea tar pits tar bubble

Toxic Tar Balls And The Chumash People

Did toxic tar balls cause the health problems associated with the Chumash people?

May 29, 2012

 

HGPS is a childhood disorder caused by mutations in one of the major architectural proteins of the cell nucleus.

What Is Progeria?

Progeria was first described in the nineteenth century. The mysterious disease is often thought of as premature aging.

May 30, 2012

 

beers of  colors in glasses on a table

What Does Brewer’s Yeast Have To Do With Evolution?

Researchers experimenting with yeast think evolution from single-celled to multi-celled organisms might have happened in the blink of an eye.

May 31, 2012

 

christopher_columbus

Trade in Your Wind

Does the wind have anything to do with the rotation of the earth?

May 21, 2012

 

frame wood lumber

When A Tree Falls In The Woods

When it comes to carbon emissions, not all felled trees are created equal.

May 29, 2012

 

venus transit 2004

Staring At The Sun: Watch The Sky On Tuesday, June 5th!

Watch our nearest planetary neighbor 'transit' across the sun on Tuesday. You're going to want to some good eye protection.

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