Scientific American's Sixty

How healthy are you? Your best guess might be pretty accurate: Researchers found that people who gave their health a positive rating were less likely to fall ill or die over the next 30 years than were those who thought they werent as healthy. The wo

发表于:2019-01-08 / 阅读(87) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Sophine Bushwick. Got a minute? Crickets make a big contribution to the sounds of a summer night. And theyve been doing so for some 165 million years. Now paleontologists have reconstructed the son

发表于:2019-01-08 / 阅读(89) / 评论(0) 分类 未知分类

This is scientific Americans, 60 second science, I'm Sarah Fecht. Got a minute Thats not a bird whistling. This sound was recorded 2000 feet below the oceans surface. Scientists postulated decades ago that deep-sea animals might use sound to navigate

发表于:2019-01-08 / 阅读(86) / 评论(0) 分类 未知分类

This Scientific Americans 60 senconds science. I'm Cythia Graber. This will just take a minute. How did the zebra get stripes. One theory holds that stripes help confused predators. But stripes might be primarilly to protect zebras from ferocious ins

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This is Scientific American's 60-Second Science. American is still far short of the recommend daily portions of food and vegetables, and kids are no ...veggies at school cafateria. So researches tested whether visual cuse at hopeful foods could incre

发表于:2019-01-08 / 阅读(82) / 评论(0) 分类 未知分类

Advertisers will has dropped 3500,000,000 dollars for a the thirty seconds spot onduring the Sunday's Super Bowlcerticles. But to get the most bangd for their buckbowl, they might want to play their ads right after the game ends, not during it. Becau

发表于:2019-01-08 / 阅读(110) / 评论(0) 分类 未知分类

This is scientific American sixty seconds sicience. I am Cynthia Graber.That's all just take a minute.There is an easy way to acarch people to take stairs to stand elevator put a sign to remind them to. Study have found that science works but those e

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It's tough to be a machine in the desert. Particles of dirty sands walk their way in to moving parts where they break turbine's motors pipes on other equipment.To avoid the costly warranty, researches are taking lessons from a desert native, the yell

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On election day, where do you vote? If its in a church, you might be inclined to vote more conservatively than if you cast your ballot at a school or government building. Thats according to reserch published in the international journal for the psych

发表于:2019-01-08 / 阅读(80) / 评论(0) 分类 未知分类

True to their names, boa constrictors squeeze the life out of their prey. But how dose a boa know its enough for a rat? The snake listens, for a heart beat. When it stops, thats a cue to let go, according to a study in the Journal biology letters. Re

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People have used tobacco for well over a thousand years. And researchers recently found unique physical evidence of the ancient habit. They detected traces of tobacco in a 1300-year-old Mayan container. The work is in the journal Rapid Communications

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This is Scientific American 60 science, I am Charles Q. Choi! Psoriasis is an autoimmune diseasethe immune system mistakenly attacks its own body, causing red, itchy, scaly patches on the skin. But there may be a hidden upside. People with psoriasis

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This is Scientific American 60 second Science, I am Cynthia Graber, got a minute? Now's a great time to break out that backyard telescope. Because Saturday, March 3, is the Mars opposition. It's one of the times that the Earth and Mars pass the close

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This is Scientific Americans 60 Second Science, I am Sophie Bushwick. Got a minute? Its more bad news for vampires, but good news for the fight against food-borne illness: a compound in garlic is extremely effective at fighting Campylobacter, bacteri

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Most people have two copies of a gene that enables them to detect a steroidal pheromone called androstenonewhich is found in male mammals, particularly porkers. But most pigs in developed countries have been chemically castrated. Which means much les

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Heres a tale of genes, smells and pigs. Most people have two copies of a gene that enables them to detect a steroidal pheromone called androstenonewhich is found in male mammals, particularly porkers. But most pigs in developed countries have been ch

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Jack Nicholson, playing the crazed caretaker in The Shining, makes me reach for a blanket. Now a study finds that people we find, well, creepy can actually make us feel colder. The research will be published in the journal Psychological Science. Rese

发表于:2019-01-08 / 阅读(81) / 评论(0) 分类 未知分类

This is Scientific American 60 Second Science, I am Amy Kraft. Got a minute Jack Nicholson, playing the crazed caretaker in The Shining, makes me reach for a blanket. Now a study finds that people we find, well, creepy can actually make us feel colde

发表于:2019-01-08 / 阅读(84) / 评论(0) 分类 未知分类

This is Scientific American 60 Second Science, I am Amy Kraft. Got a minute Jack Nicholson, playing the crazed caretaker in The Shining, makes me reach for a blanket. Now a study finds that people we find, well, creepy can actually make us feel colde

发表于:2019-01-08 / 阅读(69) / 评论(0) 分类 未知分类

If you enjoy sharing all your likes and dislikes on Facebook, youre definitely not alone: research finds that broadcasting personal opinions gives people the same sense of reward as earning money. The study is in the Proceedings of the National Acade

发表于:2019-01-08 / 阅读(71) / 评论(0) 分类 未知分类
学英语单词
anandas
angulus infectiosus
aplanospores
arillodes
Balobe
bereuter
bidex baling machine
boundary tension
Calvi, G.de
Celsius, Anders
Cenarchaeales
Chapman's pill
click pulley
clockwise polarization
comdial
commercial pledge
CPIT
Credit Spread Option
crowdlike
crx
delay action detonator
denervated bladder
deplistor
devolvings
Dostoyevskyan
dual image processing system
ductus biliferi interlobulares
dutriomycin
ear-to-row method
earthquake observing station
eating-houses
electrobasograph
ERSD
external thoracic artery
feed (liquid) distributor
fertilizer experiment
filiated
fire classification
firehole
first place
fission nuclear reactions
food-deficiency disease
foresmen
gas range
generalized reciprocal method
ghap
Golumet'
group-grope
guanidine kinase
interdivisional
invasivity
inwoods
jaspo pal
Karman vortex
Kirkcudbright Bay
laraque
logic analyser
made no scruple to do
miliary fevers
mobile mount
multiple culvert
nettle ring
nonshorting switch
pivot knife-plane
plant residue of peat
pre-reaction
preponderating anode
presentably
professional indemnity
Propane air
propulsive control
punditic
queuing discipline
reach up
region of runoff
resty
retaining-ring
rhizostyle
rutinic acid
Saromabetsu-gawa
silver-on-line
similarity principle
single pass dryer
site backtracking
so nice
sodium amalgam
spray dome
statement of capital stock
surcar
sushi
tan vat
tar distillation
to supply
translational enhancer
tube extrusion
undeferential
upon a die
use-fully
Varennes-sur-Allier
water-shed inventory survey
with a witness
wood's