Scientific American's Sixty

This is Scientific Americans' 60-Second Science. I'm Steve Mersky. Got a minute? Its the kind of thing we can look forward to more in the coming years: Personalized drug regimens based on our individual DNA. The example of this new kind of Personaliz

发表于:2018-12-24 / 阅读(179) / 评论(0) 分类 未知分类

This is Scientific Americans' 60-Second Science. I am Karen Hopkin, this will just take a minute. Most school kids know that snakes can see with their noses, Vipers in particular have these organs on their noggins that allow them to see heat which he

发表于:2018-12-24 / 阅读(160) / 评论(0) 分类 未知分类

This is Scientific Americans' 60-Second Science, I'm Chelsea Wald. Got a minute? Remember the good old days when we understood our solar system? Then we found out Pluto wasn't a planet. And now a new study puts comets in question. The data come from

发表于:2018-12-24 / 阅读(157) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science, Im Cynthia Graber, this will just take a minute. Our ears are highly attuned to sounds in the world around us. Its not just the frequency of the sound itself. There are also subtle differences and shift

发表于:2018-12-24 / 阅读(160) / 评论(0) 分类 未知分类

This is Scientific Americans' 60-Second Science. I'm Steve Mersky, got a minute? Pay attention, retailers. For a fatter buttom line, you might wanna have some hunks and hotties on hand. That's what Jennifer Argo and her colleagues say. she teaches bu

发表于:2018-12-24 / 阅读(158) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. Im Karen Hopkin. This will just take a minute. Every expecting mother gets asked the question: boy or girl? For mammals like us, its an easy call. Two X chromosomes you get pink booties. X and a Y you g

发表于:2018-12-24 / 阅读(284) / 评论(0) 分类 未知分类

This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. You've probably take you depth perception for granted. It allows you to easily judge distances. Each eye sends a different signal to the brain, and the

发表于:2018-12-24 / 阅读(150) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Christopher Intagliata. Got a minute? Tricky cyclists in the Tour de France sometimes cheat by upping their red blood cell count for those tough stretches through the Alps. But researchers at Calif

发表于:2018-12-24 / 阅读(163) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I am Karen Hopkin. This'll just take a minute. Physicists study all kinds of curious things,from the missing matter in the universe to the strange behavior of electrons ,but none of this is quite as cu

发表于:2018-12-24 / 阅读(168) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I am Karen Hopkin. This'll just take a minute. As you probably know, viruses can jump from animals to people, we've gotten flu from birds and pigs, and HIV, the virus that causes AIDS, is thought to ha

发表于:2018-12-24 / 阅读(191) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I'm Steve Mirsky. Got a minute? On June 4th we told you about iron snowflakes on Mercury. Today we have some radical news about the atmosphere of Venus. Literally, a radical is a molecule that reacts e

发表于:2018-12-24 / 阅读(172) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science.I'm Karren Hopkin.This'll just take a minute. Location, location, location. We all know it's true of real estate. But it may also apply to the ballot box. Because a team of American researchers has foun

发表于:2018-12-24 / 阅读(196) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. Im Steve Mirskey. Got a minute? That morning coffee is just the thing to get the brain in gear and the body moving. But it turns out that just the aroma of coffee also gets some of our genes up and at

发表于:2018-12-24 / 阅读(160) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science. I am Christopher Intagliata.Got a minute? Ten years ago, MySpace did not exist,neither did Facebook. Just one site called 6 Degrees.com dominated the online social networking market. But soon, a bunch

发表于:2018-12-24 / 阅读(182) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I am Cynthia Graber. This'll just take a minute. For the last five years, researchers have been analyzing bird DNA. That effort has now completely altered our understanding of which bird species really

发表于:2018-12-24 / 阅读(186) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I am Steve Mirsky,Got a minute? A team of Finnish and American geneticists has found that that, for some people at least, music is in their genes. In what the researchers called the first study of its

发表于:2018-12-24 / 阅读(134) / 评论(0) 分类 未知分类

This is scientific American's 60-Second Science, I'm Christopher Intagliata. Got a minute? The yeast Candida albicans ekes out a quiet living in our gut. But its a tough life. It faces acids and enzymes, and the immune system always bullies invaders.

发表于:2018-12-24 / 阅读(197) / 评论(0) 分类 未知分类

This is Scientific America's 60-Second Science, I'm Cynthia Graber. This'll just take a minute. Its hot to research life in extreme environments. There are organisms that thrive in boiling hot thermal vents and in toxic stews. These extremophiles, as

发表于:2018-12-24 / 阅读(179) / 评论(0) 分类 未知分类

This is Scientific American's 60-Second Science, I'm Karen Hopkin, this'll just take a minute. I had a roommate who couldnt sleep unless it was pitch dark, so she wore a face mask to bed. But shed gotten it from an airline, so one of the eye patches

发表于:2018-12-24 / 阅读(156) / 评论(0) 分类 未知分类

This is Scientific American 60-Second Science.I am Steve Mersky, got a minute? Phoenix has landed! Phoenix has landed! Welcome to the northern plains of Mars. That was the Jet Propulsion Laboratorys Richard Kornfeld, Sunday at 7:53pm eastern time, ac

发表于:2018-12-24 / 阅读(162) / 评论(0) 分类 未知分类
学英语单词
-burgh
abambulacral
activia
air induction pipe
Amur honeysuckle
argulewicz
Azul, Cord.
back cutting
bird manure
Bjφrkelangen
blow my own trumpet
brighish
bromine quenched counter
brosier
brownstoners
cadmium sulphide photo varistor
car dimension measurement
carp oil
cartilagelike
caseousvernix
centrifuge tube
cholehmis
civil suit
CLOSTR
compression stroke
convergence of discrete approximation
croucher
crystal facet
crystal oscillators
cymas
Damnacanthus
Datura arborea
deep-freeze
dendrocola
dry type meter
dull pain
emergency shut-down device
endo/cystoscopy
equilibrium running
esdaile
esthetically
ethiopathogenesis
Ethyl-5-hydroxyindole-2-carboxylate
extemp
favor of
flat bed offset printing machine
four-barrel step and repeat camera
get married
gland water seals
gleied
glenbow
ground-speed computer
guide-vanes
hairline pointer
horn-stock
identification of law
lateral border of foot
lochabers
longlined
Lonicera myrtillus
lymph node of azygos arch
make up the numbers
make-to-order
mathematicising
Mecina-Bombarón
miswore
mixing plant
N-succinimidyl-3-2-pyridyldithio-propionate
natural isotopic abundance
open caisson foundation
organoboronic
peira
pencil-thin
photoplate
polybenzimidazole fibre
post-detection band width
precision infrared triangulation
psychovisual coding area
purple gold lozenge
radix minus one complement
random perturbation
rigid wheel base of steam locomotive
schicchis
searcheth
sequence camera
sequenced packet exchange protocol
sparks up
spatangids
speed-dial
steel dam
surface gages
tacit admission
thieste
three circle goniometer
tow component alloy
tub
ultraportables
ultraworlds
unctus
uricovac
weathertrend
with two spring draw gear