Scientific American's Sixty

I have now worked in seven states across India, and weve looked at human-wildlife interactions, particularly human-wildlife conflict ranging from crop loss, livestock predation, human death, human injury and property damage. Krithi Karanth, a Wildlif

发表于:2018-12-24 / 阅读(109) / 评论(0) 分类 未知分类

Honeybee stings are painful. But they're also fragrant. If a beekeeper gets stung by bees, it smells like banana. Dr. Stefan D?tterl, a plant ecologist at the University of Salzburg in Austria. That banana scent, he says, is a compound called isoamyl

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When the Arctic Ocean freezes over in the autumn, polar bears set off in search of their favorite meals: fatty ringed seals and bearded seals. By the summer, the sea ice begins to melt and break apart. Deprived of access to the tasty seals, polar bea

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Every two weeks, on the full and new moons, the sun, moon and Earth fall along a nearly straight line. The combination of gravitational forces in this arrangement creates large swings in the tides. But the celestial alignment affects more than the oc

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Many people remember the colors of the rainbow by the acronym ROY G. BIV. For red, orange, yellow, green, blue, indigo and violet. Well, the color indigo just made news. Indigo gets its name from the plant Indigofera tinctoria and its relatives, whic

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[Songbird and traffic noise] It's hard to be a bird in our human-dominated world. You can barely hear yourself sing, let along hear the songs of your friends and you can forget about hearing a predator. Noise is almost everywhere. Especially noise fr

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Only about 23 percent of the worlds land area is still what youd call wildernesswhere indigenous people, wildlife, plants and microbes get a chance to live with little or no disturbance from large human populations. But even that current figure of 23

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Turns out, education pays off. Thats true whether youre a doctor or a lawyeror even a mobster, according to a new study. Researchers compared the FBI files of more than seven hundred Italian-American mafia men from the '30s to the '40s to other nonmo

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River otters, like other social animals, have to carefully weigh the costs and benefits of hanging out in large groups. A big group makes it easier to catch fish, which seems like a good deal, but there's a downside to social life too. More otters me

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Washington state is the countrys largest producer of cherries and blueberries. The states wine industry is second only to Californias in value. But one non-native, nuisance bird is wreaking havoc. [Sound of starling call.] The European starling was b

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Ever wonder how the citizens of Metropolis somehow could not recognize Clark Kent once he ditched the glasses and became Superman? Well, now theres an actual scientific explanation: When a person alters their appearance, even in small ways like addin

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Standing in line at passport control isn't the most relaxing experience. The officer looks at your passport at you back at your passport back at you. Kind of nerve wracking. But put yourself in their shoes. They're trying to figure out if your face i

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Volunteers in scientific studies sometimes get compensated. The payment can be cash, a gift card or something almost worthless: Its amazing what people will do for a lollipop, when they've had a few drinks. Simon Moore is a professor of public health

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Not many scientific studies begin like this: Many hours of watching YouTube clips. Trying to find as many yawns as possible. But for Andrew Gallup, an evolutionary psychologist who studies yawning at the State University of New York, it was all in a

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学英语单词
aapfco
Acanthicone
aithalophilous
American raspberry
analog voltage signal
asset reserve
atomic powered rocket
banque d 'affaires
Biscayne Bay
brush disccharge
buckone
Calais and Zetes
chlorine retention
chrna
clears the way for
coastward
Codoi
conductor rail end approach
control rod scheduling
cup-shaped hammper
cutloose
cyphastrea serailia
dimethylamine
dinkily
Durmitor
epimenorrhea
epsiprantel
escallop fishery
ethoxyline
feedstreams
floodmark
gormandises
Grandemone
hadronize
half wave voltage doubler
hands and knees
heel brakes
hit parade
hub cavitation
hull appendage ratio
ineffectively
inexhaustible fertility of soil
inflights
inheritance hierarchies
interfaceless
interquels
inviolabilities
ion implantation gate MOS integrated circuit
jazz musician
Josephson device
k/l ratio
kurchinine
La Redonda
lazes
letter of renunciation
make like a banana and split
memory-mapped interface
mercaleukin
meson-nucleon scattering
message queu(e)ing routine
misleading
mixture of trace metals
myrobalanitannin
nitrosomonad
occulcation
octachoron
ombrophore
one person one vote
oxalinic
Palmas, G.di
Paul Adrien Maurice Dirac
petromyzoniformess
physical weathering
physiological salt solution
podium
positional operand
prettification
private airline
Quimbele
rectified three-phase circuit
retransliterates
Rhynchosia viscosa
Romanistic
RTAC
ruralities
science manager on the staff
sex on the beach
shikarry
sievings
sintered stainless steel filter
synthetic messenger RNA
terminal queue
the hagues
Versatrex
vestment
vindhya
viscosity of coal-oil mixture
volume of business
walking cast
warning sign
West Thumb
x-linked agammaglobulinemia