标签:美国科学 相关文章
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
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
This is Scientific Americans 60-Second Science. I am Cendy Graber. It is will take just a minute. Ancient Egyptian Mummies were carefully embalmed and entomb with Golden jewelry furniture and clothing. And to make sure they did not go hungry on their
This is Scientific American's Sixty Seconds Science. I am K.H., this will just take a minute. Thanks to WiFi, we can watch movies, play games and check email from the comfort of the couch. And soon we may be able to repurpose our WiFi signal so we ca
This is Scientific Americana 60 Seconds Science, I'm Christopher Intagliata, got a minute.The Sahara desert isn't known for its greenery, but there's evidence it was once much lusher than today, dotted with waterfall and lakes, now a study suggests t
Called grass hopper mice have an unusual favorite food. Not grass hopper, no, they really like scorpions. You can see theproblem. But the mice shrug off any scorpion things(stings).And the new study shows how. Researcher injected common house mice of
This is Scientific Americans 60-second science. I am Karen Hopkin. It will take just a minute. Thanks for the Wifi we can watch TV, play games and check email from the comfort of the couch. And soon we maybe able to repurpose our Wifi signals so we c
This is Scientific American 60 Seconds Science. I'm Elly Wilkeson, got minute? Our homes glow at night. Lightbulbs, TVs and now computers, E-readers, tablets and smart phones expose people to an increasing amount of light after dark. And the color of
This is Scientific American-Sixty Seconds Science. I'm Chris *. Got a minute? I'm guessing you brush twice a day, or aspire to. Our ancestors were a little less diligent. But that's a good thing for scientists, because ancient placode teeth are like
This is Scientific Americans 60-Second Science. I am Katherine Harmon. It will take just a minute. Jupiter's great red spots, it is one of the most familiar site in our solar system, it is also one of the most mysterious. Because based on most calcul
A vacation always runs more smoothly when you plan ahead. And we humans aren't the only ones who make travel arrangements.A new study shows wild aramitans choose the direction of the trip in advance and then communicate their plans to others. The wor
In the east African savanna, pools of water form during the rainy season only to dry up a few months later. Being a fish in one of these temporary ponds is a challenge. To survive, they race to maturity, with the shortest generation time of any verte
We've already known that human population can get taller over time but the new study shows just how extreme this growth ---- can be. Economic storyian timidly had a university access in Australian national university. Exam the tight changes in the re
This years prize is about taking the chemical experiment to the cyberspace. Staffan Normark, Permanent Secretary of the Royal Swedish Academy of Sciences at a press conference at 5:45 am US Eastern Time this morning. The Royal Swedish Academy of Scie
Stress sucks. It can affect your body and mind.Previous researchers have shown that stress can even hinder our ability to remember. But these studies had typically focused one stress of time. What happens when we face multiple stresses? Researchers l
Stress sucks. It can affect your body and mind. Previous research has shown that stress can even hinder our ability to remember.But this study typically focus on one stress at a time. What happens when we face multiple stresses. Researchers looked up
This is Scientific American sixty seconds science. I'm Shouky Berswek. Got a minute? Jazz musicians are skills introvisers, and now we know that they craft their spontaneous melodies the same way you craft the sentence. Researchers scan the brains of
Stress sucks. It can affect your body and mind. Previous research has shown that the stress can even hinder our ability to remember; but these studies have typically focused on one stress at a time. What happens if we face multiple stresses? Research
This is Scientific American sixty seconds science. I am Clara Muscovites. Got a minute? When comes to the percentage of bachelor degrees earned by women, physics trailed biology, chemistry, earth science and math. And women made just 14% of physics c
This is scientific American 60 seconds science.I'm - .Got a minute. When it comes to the percentage bachelors degrees earned by women,physics ,trails, biology, chemistry, earth sciences and math and women made up just 40 percent of physics college fa