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This is Scientific American Sixty Seconds Science, I'm Sophie Bushwick, got a minute? When Mexican tetra fish moved into darker caves long ago, they evolved to deal with the dark by becoming albino and going blind. A new research shows that the chang

发表于:2018-12-24 / 阅读(71) / 评论(0) 分类 Scientific American(一)月

Evoking images from the liquid metal and nearly unstoppable Terminator from the movies, BAE Systems has posted concept video footage of a process to create drones of the future. 近日,BAE系统公司发布的一份概念视频展示了未来制造无

发表于:2019-01-07 / 阅读(50) / 评论(0) 分类 英语新闻

By Robert Raffaele Washington 27 March 2008 A new type of surgery may make it easier for patients who would otherwise require a more invasive procedure. The new type of operation makes it possible for doctors to remove unwanted tissue through a patie

发表于:2019-01-09 / 阅读(80) / 评论(0) 分类 VOA标准英语2008年(三月)

ROBERT SIEGEL, HOST: Biologist Jonathan Losos and I have at least one thing in common - we were both blown away by the late paleontologist Stephen Jay Gould's 1989 book Wonderful Life. Gould saw evolution as being all about odd contingencies, acciden

发表于:2019-01-16 / 阅读(49) / 评论(0) 分类 2017年NPR美国国家公共电台9月

Dogs have been mans best friend for thousands of years, a source of companionship and loyalty since the Stone Age. 几千年以来,狗狗都是人类最好的朋友,从石器时代开始就是人类忠诚的陪伴。 Now scientists suspect they h

发表于:2019-01-31 / 阅读(33) / 评论(0) 分类 英语新闻

Science and technology: Panda genetics 科技:熊猫遗传学 Hey dude. Give me six! 嘿,伙计。用六指击个掌吧! Two strange mammals illuminate the process of natural selection. 两种不同的哺乳动物阐明自然选择的过程。

发表于:2019-02-16 / 阅读(49) / 评论(0) 分类 经济学人科技系列
学英语单词
aircraft mechanics
Al Ghubrah
allomaleic acid
alpha radiations
aqvavit
arachnidium
argillaceous
argumentations
authority audit
benzoyl phthalic acid
bergaptein
Brora, Loch
browned out
buckshee
C. c. 1037
Cai Bau
can perforating
cane juice
canyon de chelly national monument
cardo
collodion process
comprehensive faculty
control-joint grouting
cover brine
cut cells
cyornis brunneatus
device-independent subroutine library
Dimethyldebenal
directorates for inter-services intelligence
double quotation marks
downhams
Duncan multiple-range test
East Norton
ellenbergerite
energy waste
engage in diverse economic undertakings
entoparasite
frequent irrigation
froads
general guaranty
gentle heat
guanine
guided missile submarine
have a shy at something
head arrange(arrangement)
herbere
hermert's formula
high vacuum brazing material
homocellular
hord
hotteterres
hydrothermal resources
imidoacidopathy
in vitro marker
inflatino
inspection of panel
integrated barges in line
jugnauth
Lake Lenape
memory resident ecs database (ecs/m)
mesfin
migration environment
neutral combustion
nonhomicides
oenothera bienniss
online
pallia
palliae sinus
panel smooth transition error correction model
phenylenedimethylidyne
posterior nares
prymnesiophyte
quotient game
radian length
reconstructed project
rhodochrosite
roll back module
rolypoliness
Rosapenna
running away
scorestreak
securities margin financier's representative
ship's constant
snowmane
sources and uses of working capital
steerie
strain drain
tatsutakensis
TELME
thayer
thermal delay
Trypanide
Turn point
understrata
untragic
upper absolute threshold
V-8
Volkmann's spoon
waand
wager of law
weldless fitting
yucatana