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A Moment of Science

Archive for January 2015

January 1, 2015

 

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Looking for Signs of Life on Earth

The light in Earth's atmosphere may reflect signs of extraterrestrial life.

January 2, 2015

 

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Does School Start Too Early?

Since teenage brains need extra sleep, starting high school later in the morning is a proven way to boost test scores.

January 5, 2015

 

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Are Tomboys Born or Made?

Studies show that hormones during pregnancy can later affect a child's gender-role behavior.

January 6, 2015

 

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Offensive Plants

Some plants produce their own herbicides to ward off invaders and protect their turf.

January 7, 2015

 

Most radio experiments that look for transmissions from outer space focus on what are known as "narrow-band" transmissions.

Is E.T. Trying to Phone?

Scientists search for narrow-band transmissions in outer space as a possible sign of extraterrestrial life.

January 8, 2015

 

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E. T. Phoned. Now What?

Even if we do establish contact with extraterrestrials, communicating with them is a whole other story.

January 9, 2015

 

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What’s That in the Sky?

Falling sky debris doesn't pose any real threat. But in the nuclear age, asteroids could trigger war sirens.

January 12, 2015

 

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Good Neighborhood, Healthier Heart

People living in friendly surroundings have reduced chances of heart problems.

January 13, 2015

 

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How High Does a Fly Fly?

Flies will travel upwards of 6,000 feet to ensure maximum annoyance.

January 14, 2015

 

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Appalachian Bend

The Appalachian Mountain range has a strange bend in it caused by the gravitational pull of certain underground rocks.

January 15, 2015

 

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The Real Bigfoot

Bigfoot is the stuff of make-believe, but Giganto was real, and was more menacing than the mythic monster.

January 16, 2015

 

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The Coldest Spot on Earth?

Antarctica takes the cake for coldest place on Earth.

January 19, 2015

 

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The Coldest Spot on Earth, Take 2

Thanks to human ingenuity, things get even more bitterly cold!

January 20, 2015

 

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DNA Wrath of Khan

Genghis Khan fathered an empire in more ways than one.

January 21, 2015

 

Life proves resilient.

Recovering from the Great Extinction

Following the Permian mass extinction, the surviving species rapidly diversified.

January 22, 2015

 

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Nuclear Waste-Eating Bacteria

"Extremophile" bacteria might be able to clean up toxic nuclear waste sites.

January 23, 2015

 

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Hearing and Moving

Sit tight! Movement triggers neurons that dull your hearing.

January 26, 2015

 

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Chameleons

Chameleons are nature's mood ring; their color reflects how they're feeling.

January 27, 2015

 

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Space Suits of the Future

Spacesuits get a makeover and shed some pounds for a new streamlined look.

January 28, 2015

 

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Ghrelin

Today's A Moment of Science Word of the Day is ghrelin!

January 29, 2015

 

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Does Sugar Cause Cavities?

Contrary to popular belief, sugar (alone) doesn't rot your teeth.

January 30, 2015

 

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Magpie Egg Hormones Create Bold Offspring

Magpie personality traits differ according to their parents' hormone levels.

January 17, 2015

 

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The “Payoff” of Promiscuity

Is promiscuous behavior in male juncos due to testosterone levels?

January 31, 2015

 

Ligers—the hybrid offspring of a lion and tiger—are the product of human intervention, and are mostly found in zoos.

Hybrids in Nature: Grolar Bear Edition

Hybrid animals can be created in zoos and laboratories. But mixed-up animal mating is also occurring in nature.

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