Are you listening to this part cares when you drive, then texting your friends about it? Dont you do that, the texting, I mean. Because a new study shows even a few use of hand free device, sending or receiving a electronic message can prove a major

发表于:2018-12-24 / 阅读(157) / 评论(0)

未知分类

科学美国人60秒 SSS 2013-09-24

Cerumenis a lovely word especially considering that is means earwax.And we're nothingonly species that produces the stuff.Some whales built up waxes along withlipids and charaten protein into what's called earplugs.And now researchers nowknow that ex

发表于:2018-12-24 / 阅读(150) / 评论(0)

未知分类

科学美国人60秒 SSS 2013-09-25

Cerumen, it's a lovely word a specially considering that's called ear wax. And we are not the only species that produce this stuff, some whales build up waxes along with lipids and carotene protein into what's called earplugs. And researchers now kno

发表于:2018-12-24 / 阅读(145) / 评论(0)

未知分类

科学美国人60秒 SSS 2013-09-26

The midday nap is preschool tradition,but is it necessary?some preschool plan to eliminate this down time to fit in more teaching,which could come the expensive learning,because the study suggests that the news may help kids to retain the information

发表于:2018-12-24 / 阅读(224) / 评论(0)

未知分类

美国科学60秒 SSS 2013-08-16

In labs, bacteria may swim freely, but out in the world, including our bodies, bacteria often exists packed together, dense communities called biofilms, and these configurations can help them cause illness. Finding clues about how such bacteria group

发表于:2018-12-24 / 阅读(145) / 评论(0)

未知分类

美国科学60秒 SSS 2013-08-19

How much do you think great point average should affect the university admission decisions? Depends on race, actually, at least that's what one-way survey suggests. The university of California survey center randomly diag nearly six hundred why they

发表于:2018-12-24 / 阅读(136) / 评论(0)

未知分类

美国科学60秒 SSS 2013-08-21

It's happen to all of us, around you cellphone, your boss are saying something important, and then the connection instruction to drop out. Now a team of physicist at Demag lead by A U P, has demonstrated that a new kind of radio tuner that is far mor

发表于:2018-12-24 / 阅读(155) / 评论(0)

未知分类

美国科学60秒 SSS 2013-08-22

The lone wolfs howl has long been chosen as a symbol of melancholy and loss. Now researchers have demonstrated that the choice was accurate. Howling is not related to the stress level of the crying canine or the dominance status of the departing wolf

发表于:2018-12-24 / 阅读(156) / 评论(0)

未知分类

美国科学60秒 SSS 2013-08-23

Spicy, tanky shart complex splices at vibrancy to modern meals. Prehistoric cuisine however was thought of as well bland, based on scientists focusing on the energy value of our ancestors' food. Catch the caroboo, you cook the caroboo ,you eat the ca

发表于:2018-12-24 / 阅读(156) / 评论(0)

未知分类

美国科学60秒 SSS 2013-08-27

This is Scientific American 60 Second Science, Im Cynthia Graber. This will just take a minute. Classical music competitions pick performers against each other. Obviously the most important criterion for judges is sound. But that assumption needs a n

发表于:2018-12-24 / 阅读(162) / 评论(0)

未知分类

美国科学60秒 SSS 2013-08-29

everywhere you go ,the trillions of microbes in your gut go,too.and that's a comforting thought,because according to a new study,a more diverse population of intestinal bacteria is linked to better health. the work is in the journal Nature.Danish res

发表于:2018-12-24 / 阅读(138) / 评论(0)

未知分类

美国科学60秒 SSS 2013-07-16

This is Scientific America 60-Second Science, I'm Santy Criber. This will just take a minute. It's boating season, which means it'll soon be time for the annoying ritual, scraping of the barnacles.They lache on tide and don't let go, barnacles can be

发表于:2018-12-24 / 阅读(206) / 评论(0)

未知分类

美国科学60秒 SSS 2013-07-17

A book a day may keep dementia away, even if you read it as a kid. Because the study finds the exercise in the brain in any age may preserve memory. The work appears online Journal Rolonogy. Previous studies have shown that engaging in brain building

发表于:2018-12-24 / 阅读(155) / 评论(0)

未知分类

美国科学60秒 SSS 2013-07-18

As a recent sixty-second-science podcast explained music sings up the heartbeats of singers. Now comes the study on music on the step of walkers. It's not just the beat that effects walkers pace. Scientists discovered that even at the same tempo, dif

发表于:2018-12-24 / 阅读(142) / 评论(0)

未知分类

美国科学60秒 SSS 2013-07-22

This is Scientific American - 60 Second Science. I'm SantiCriber. This will just take a minute. Many animals use sounds to convey information. Humans use vocal labels forobjects and for people. We call these words are names. Afew creatures such as do

发表于:2018-12-24 / 阅读(157) / 评论(0)

未知分类

美国科学60秒 SSS 2013-07-25

Good news for big time networking primates. Other primates that live in large social groups have more street smarts than their comrades with smaller social circles. So finds in a study in the journal Plus1, researchers tested the circumstances under

发表于:2018-12-24 / 阅读(222) / 评论(0)

未知分类

美国科学60秒 SSS 2013-07-29

The lunar cycle affects the night sky, the tides, and even the fertility of certain marine species. And it turns out, we can add your shuteye to the list. According to a new study, humans sleep poorly on nights near full moon. The work is published i

发表于:2018-12-24 / 阅读(146) / 评论(0)

未知分类

美国科学60秒 SSS 2013-07-30

This is scientific american 60-secs science. I'm Sophy Bushwick. Got a minute? It takes a white chromosome to make a man, but that does't mean its counterpart, the x-chromosome, plays no part. In fact it has a big role in making sperm. To study x evo

发表于:2018-12-24 / 阅读(164) / 评论(0)

未知分类

美国科学60秒 SSS 2013-07-31

If you haven't already pickd up on the trend from all the whining on Bravo's Princesses Long Island, marriage rates in America are at an all-time low. And the medium age at which women do say 'I do'is now 27, the highest it's been in the century. Tha

发表于:2018-12-24 / 阅读(141) / 评论(0)

未知分类

美国科学60秒 SSS 2013-06-18

All humans involved to find certain female traits attractive across cultures because they signal a potential mate's reproductive potential. Right, Actually, a new study finds that cultural norms can also play a big part at least when it comes to big

发表于:2018-12-24 / 阅读(162) / 评论(0)

未知分类