Medicinal tablets are nothing new. Doctors have been dispensing pills for thousands of years. Now, archaeologists have turned up some of those ancient medicines which were preserved in a shipwreck for close to two millennia. The 2nd centry Pozzino wr

发表于:2018-12-02 / 阅读(64) / 评论(0) 分类 Scientific American(一)月

It's not a done deal yet but a payroll tax cut extension is on track to pass in the GOP-led House. Today, House Speaker John Boehner said the measure that also extends unemployment insurance will be brought to a vote this week. We were not gonna allo

发表于:2018-12-17 / 阅读(51) / 评论(0) 分类 2012年NPR美国国家公共电台2月

This is Scientific American - 60 Second Science. I am ...This will just take a minute. When it comes to mussels, bigger is not necessarily better. Tiny fibers called bissels and able muscles ,the shell fish kind,to anger themselves to coast lines,des

发表于:2018-12-24 / 阅读(61) / 评论(0) 分类 Scientific American(二)月

The best value for money in cooking equipment, in my mind, is first a digital scale and digital thermometer. Theyre both about $20. They help you cook so much more accurately that theyre both enormously valuable. Nathan Myhrvold is the former chief t

发表于:2018-12-24 / 阅读(59) / 评论(0) 分类 Scientific American(二)月

Day and night existed long before the first primitive cells coming into being. And that light/dark cycle left its mark on nearly every living thing, microbes, plants, insects, mammals---we all experience circadian rhythms, due to molecular clocks in

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 Scientific American(四)月

This is Scientific American 60 second Science, I am Sophie Bushwick, Got a minute? Sharing is one of the hallmarks of human behavior: give me a cookie and Im more likely to give you one later. But our bonobo cousins have an odd variation on the pract

发表于:2018-12-24 / 阅读(52) / 评论(0) 分类 Scientific American(一)月

Beatboxing, as musician Tom Thom was doing in that last example, uses the voice to mimic an incredible range of percussion instruments, from drums, and symbols to records scratches and digeridjuz. But to make such well, inhuman sounds, the performer

发表于:2018-12-24 / 阅读(81) / 评论(0) 分类 2014年Scientific American(一)月

This is Scientific American 60-second Science.I'm Steve Mersky.Got a minute? People have been leaving messages on bathroom walls for thousands of years,just google'ancient Roman bathroom graphy'.Well,we are not the only ones to use the ? for informat

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 2014年Scientific American(十)月

Looking for a diet that will help you burn the fat? Consider the chilli. Because ? the chemical compound that gives chilli peppers their kick, appears to prevent weight gain in mice that are fed with a high-fat diet. The finding was presented at the

发表于:2018-12-24 / 阅读(57) / 评论(0) 分类 2015年Scientific American(二)月

1. A Coroner's official says they won't release information on an autopsy performed on Whitney Houston at the request of police detectives investigating her death. Houston was found dead Saturday in the bathtub in a Beverly Hills hotel room. 2. Greek

发表于:2019-01-11 / 阅读(141) / 评论(0) 分类 美联社新闻一分钟2012(二月)

Feburary 16th 1862. A blow to the breakaway south during the civil war. Some fourteen thousand Confederate soldiers surrender to Union forces in the battle of Fort Donelson, Tennessee. 2002. Families from the Walker County and around the world have b

发表于:2019-01-19 / 阅读(64) / 评论(0) 分类 历史上的今天-2012年

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

发表于:2019-01-20 / 阅读(48) / 评论(0) 分类 Scientific American(十二)月

Taste may be the least understood of our five senses, even basic questions like where the taste bugs come from remain mysterious until now. In the study published in the journal Stem Cell, scientists identified the lose of parental cell that gives ri

发表于:2019-01-20 / 阅读(54) / 评论(0) 分类 Scientific American(二)月

This is scientific American sixty seconds science, I'm Christopher Taliyatah. Got a minute? When you think of an password for yet another online account, longer is better. Right? Well, it's true if your password is just strings and radoms of number

发表于:2019-01-20 / 阅读(82) / 评论(0) 分类 Scientific American(二)月

This is scientific Americans 60 second science.I'm Eric Barris.Got a minute? We all have that friend,the Debi Donner who finds fault with sunshine and lollipops and see their perpetually half empty glass.Well it turns out being such a drag might be p

发表于:2019-01-20 / 阅读(59) / 评论(0) 分类 Scientific American(九)月

This is Scientific Americans 60-second science. I am Wayt Gibbs. Got a minute? A protein can tell us a suspicious spot. Is this benign along or cancer of a tumor? In the case of lung spots 4 and 5 turn behind us. Unfortunately, making that determinat

发表于:2019-01-20 / 阅读(58) / 评论(0) 分类 Scientific American(十)月

The business world is sometimes described figuratively as doggy dog. In the state of Maharastra, in western India, the situation is literally cat eat dog. Where the cats are leopards and dogs are, well, dogs. That's the findings of a wildlife conserv

发表于:2019-01-20 / 阅读(68) / 评论(0) 分类 2014年Scientific American(九)月

This is Scientific Americans's 60-second science. I am Steve Merski, got a minute? The average cost overall of 1976 summer Olympic Games was 200 percent. Smith College economist *** Zimbro is specialized in sports economics. So on average, if you bid

发表于:2019-01-20 / 阅读(99) / 评论(0) 分类 2015年Scientific American(二)月

The Apple Watch grabbed most of the headlines when it launched on March 9. But for the scientific community, the companys new research kit product is probably the more interesting development. Researcher kit lets scientists more easily write apps for

发表于:2019-01-20 / 阅读(65) / 评论(0) 分类 2015年Scientific American(三)月

Im running over the Williamsburg Bridge in NYC. It connects Brooklyn to downtown Manhattan. Its one of my favorite places to run, cause the views are great. Until you look all the taxis and trucks spewing(喷出) exhaust always makes me wonder, is th

发表于:2019-01-20 / 阅读(66) / 评论(0) 分类 2015年Scientific American(四)月