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This is Scientific American's sixty seconds science, I'm Christopher Intagliata. Got a minute? Instead of installing solar paint on your roof how about just giving a house new paint job of cause you'd have to sure to use solar paint. That's what to a
Bacteria Discovered To Recharge Cell Phone A microbe called Rhodoferax Ferrireducens,found in the mud at Oyster Bay,Virginia,has been discovered to transfer electrons directly onto an electrode
[00:04.60]Module9 THE GENERATION GAP [00:09.60]Unit2 I don't know whether my mum [00:13.57]and I can be friends again. [00:17.52]1 Listen and read. [00:21.59]Problem Page Pamela [00:24.84]Letter1 Dear Pamela, [00:29.33]My danghter plays her music ver
Time for M.I.T.s Clean Energy Prize. The annual competition gives teams of university students a chance to compete for $200,000 to kick-start their new clean energy business. One finalist designed a compression technology for natural gas wells that w
This is Scientific Americans 60-Second Science. I am Cynthia Graber. This will just take a minute. Solar panels typically convert sunlight into electricity or heat. But photosynthetic vegetation converts sunlight into chemical energy. Now M.I.T.s Dan
今天我们要学的词组是gap。 Gap的意思是缝隙,差距。比如年龄的差距, age gap。贫富差距,the gap between the rich and the poor。收支差距,the gap between revenue and expense。 美国的一项调查结果说,美国