A Moment of Science

Posts tagged United States

May 20, 2005

 

Sharks in Decline

Many shark species in the northwestern Atlantic have declined by more than half in just the last 8-15 years. Learn more on this Moment of Science.

March 31, 2005

 

The Odds of It Being a Boy

What are the odds of giving birth to a boy? Learn more on this Moment of Science.

October 30, 2003

 

Stuttering Ear

A whopping three million people in the United States alone are affected by this problem. What is it?

September 27, 2003

 

To the Moon… or Not?

Did we really go to the moon? "To the Moon... or Not?" on this Moment of Science.

September 27, 2003

 

The Science of Suicide

In the U.S., someone attempts suicide every minute. What compels so many people to end their lives prematurely?

September 27, 2003

 

Rocky Mountain Dry

The North Pacific High is part of a relatively stable high pressure system in the Pacific Ocean that influences the weather from northern Mexico, to the far-west and Southwest United States. In a high pressure system, air from up above tends to move downward to ground level.

September 27, 2003

 

Bonnie Over the Ocean?

The song says that Bonnie lies over the ocean, but it also says that she lies over the sea. Based on these lyrics, where is Bonnie? In the song, the words “ocean” and “sea” are used interchangeably to mean any large body of salty water.

September 27, 2003

 

Small Talk

Although ants usually communicate through smell, they also use sound to send distress calls and warnings about danger. Since they don’t have ears, scientists believe that they sense sound vibrations in their knees.

September 27, 2003

 

Agent Orange

This discovery led many scientists to believe that the dioxin content of Agent Orange was responsible for serious diseases suffered by Vietnam Veterans and the Vietnamese people.

September 27, 2003

 

What’s That in the Sky?

In his book Cosmos, the late scientist Carl Sagan talks about the way in which the earth is regularly struck by material from outer space. These collisions with space debris can be minor–as in a shooting star on a summer night–or amazingly destructive, as in the collision that probably killed off the dinosaurs. Thankfully, the […]

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