Male Semen Makes HIV More Potent
I agree my information will be processed in accordance with the Scientific American and Springer Nature Limited Privacy Policy. More than 80 percent of human immunodeficiency virus (HIV) infections are transmitted via sexual intercourse. And researchers may have discovered at least one reason why. According to a new study published in Cell, a component of human semen may facilitate the spread of t
The Year in Robots
In 2007, our artificially intelligent companions moved closer to replacing us on the battlefield, improving healthcare (on Earth and in space) and even befriending our children Last week's announcement of Japan's "Robot of the Year" for 2007—a mechanical arm capable of grabbing 120 items-per-minute from a conveyor belt—marked an anticlimactic end to what has otherwise been a good year in the advan
Grass Makes Better Ethanol than Corn Does
I agree my information will be processed in accordance with the Scientific American and Springer Nature Limited Privacy Policy. Farmers in Nebraska and the Dakotas brought the U.S. closer to becoming a biofuel economy, planting huge tracts of land for the first time with switchgrass—a native North American perennial grass (Panicum virgatum) that often grows on the borders of cropland naturally—and
National Geographic
20 years after Katrina, New Orleanians are redefining 'home'
National Geographic
20 years after Katrina, New Orleanians are redefining 'home'
ãƒãƒƒãƒ†ãƒªãƒ¼é§†å‹•æ™‚é–“ã‚’10å€ã«ã™ã‚‹æŠ€è¡“ã€ç±³å¤§å¦ãŒé–‹ç™º
米スタンフォード大å¦ã®ç ”究者ãŒã€ãƒªãƒã‚¦ãƒ イオンãƒãƒƒãƒ†ãƒªãƒ¼ã®é§†å‹•æ™‚é–“ã‚’10å€ã«ã™ã‚‹æŠ€è¡“を発見ã—ãŸã“ã¨ã‚’明らã‹ã«ã—ãŸã€‚ ã“ã®æŠ€è¡“ã¯ã€åŒæ ¡ã®æ料科å¦å·¥å¦åŠ©æ•™æŽˆã‚¤ãƒ¼ãƒ»ã‚¯ã‚¤æ°ãŒç™ºè¦‹ã—ãŸã‚‚ã®ã§ã€ã‚·ãƒªã‚³ãƒ³ãƒŠãƒŽãƒ¯ã‚¤ãƒ¤ã‚’使ã£ã¦ã€æ—¢å˜ã®ãƒªãƒã‚¦ãƒ イオンãƒãƒƒãƒ†ãƒªãƒ¼ã®10å€ã®é›»æ°—を生ã¿å‡ºã™ã€‚例ãˆã°ã€ä»Šã®ãƒãƒƒãƒ†ãƒªãƒ¼ã§2時間動ãノートPCã¯ã€ã“ã®æŠ€è¡“を使ã£ãŸãƒãƒƒãƒ†ãƒªãƒ¼ã§ã¯20時間動ãã¨ã„ã†ã€‚ クイæ°ã«ã‚ˆã‚‹ã¨ã€ãƒªãƒã‚¦ãƒ イオンãƒãƒƒãƒ†ãƒªãƒ¼ã®é›»æ°—è“„ç©é‡ã¯ã€ãƒãƒƒãƒ†ãƒªãƒ¼ã®ã‚¢ãƒŽãƒ¼ãƒ‰ï¼ˆé™°æ¥µï¼‰ã«ã©ã®ãらã„ã®ãƒªãƒã‚¦ãƒ ã‚’ä¿æŒã§ãã‚‹ã‹ã«ã‚ˆã£ã¦æ±ºã¾ã‚‹ã€‚アノードã¯ãŸã„ã¦ã„ç‚ç´ ã§ã§ãã¦ã„る。シリコンãªã‚‰ç‚ç´ ã‚ˆã‚Šã‚‚å¤šãã®é›»æ°—ã‚’è“„ç©ã§ãã‚‹ãŒã€å……é›»ä¸ã«è†¨å¼µã—ã€é›»æ°—を使用ã—ã¦ã„ã‚‹é–“ã«ç¸®å°ã™ã‚‹ãŸã‚ã«ã€å£Šã‚ŒãŸã‚Šæ€§èƒ½ãŒè½ã¡ã‚‹ã¨ã„ã†æ¬ 点ãŒã‚ã‚‹ã¨ã„ã†ã€‚ ã ãŒåŒæ°ã®ãƒãƒƒãƒ†ãƒªãƒ¼ã¯ã€ãƒŠãƒŽãƒ†ã‚¯ãƒŽãƒã‚¸ãƒ¼ã‚’使ã£ã¦ã“ã®å•é¡Œã‚’回é¿ã™ã‚‹ã€‚ã“ã®ãƒãƒƒãƒ†ãƒªãƒ¼ã¯ã€ãƒªãƒã‚¦ãƒ を微細ãªã‚·ãƒªã‚³ãƒ³ãƒŠãƒŽ
æ•é¯¨ã‚ãり日豪ãƒãƒƒãƒˆæ‘©æ“¦ã€€YouTubeå‹•ç”»ã«ã‚³ãƒ¡ãƒ³ãƒˆ1万5000件
豪州ã®åæ•é¯¨é‹å‹•ã‚’批判ã™ã‚‹å‹•ç”»ãŒæ˜¨å¹´12月23æ—¥ã«YouTubeã«æŠ•ç¨¿ã•ã‚Œã€æ—¥è±ªã§è«–争を引ãèµ·ã“ã—ã¦ã„る。å†ç”Ÿæ•°ã¯1月9æ—¥ã¾ã§ã§50万を超ãˆã€1万5000以上ã®ã‚³ãƒ¡ãƒ³ãƒˆãŒä»˜ã„ã¦ã„る。å†ç”ŸãŒ50万を超ãˆã‚‹YouTubeå‹•ç”»ã¯çã—ããªã„ãŒã€1万以上ã®ã‚³ãƒ¡ãƒ³ãƒˆãŒä»˜ãã®ã¯ç•°ä¾‹ã€‚ 豪州メディアã®å ±é“ã«ã‚ˆã‚‹ã¨ã€è±ªå·žã®å¤–相ãŒå‹•ç”»ã«ã¤ã„ã¦ã€ã€Œå‹•ç”»ã¯è±ªå·žæ”¿åºœã®åæ•é¯¨æ–¹é‡ã‚’覆ã™ã‚‚ã®ã§ã¯ãªãã€æ—¥è±ªé–¢ä¿‚ã‚’å‚·ã¤ã‘ã‚‹ã‚‚ã®ã§ã‚‚ãªã„ã€ãªã©ã¨èªžã£ãŸã¨ã„ã†ã€‚ å‹•ç”»ã¯ã€Œç™½è±ªä¸»ç¾©ã‚ªãƒ¼ã‚¹ãƒˆãƒ©ãƒªã‚¢ã¨åæ•é¯¨ã€ã¨ã„ã†ã‚¿ã‚¤ãƒˆãƒ«ã§ç´„10分間。豪州ã®äººç¨®å·®åˆ¥å•é¡Œã‚„ディンゴ（野犬ã®ä¸€ç¨®ï¼‰ã®è™æ®ºãªã©ã«ã¤ã„ã¦ç”»åƒã‚„動画をã€è‹±èªžã¨æ—¥æœ¬èªžã®è§£èª¬æ–‡å…¥ã‚Šã§ç´¹ä»‹ã—ã€ã€Œè±ªå·žã¯æ—¥æœ¬äººã¸ã®å·®åˆ¥æ„è˜ã‹ã‚‰æ—¥æœ¬ã®æ•é¯¨ã«å対ã—ã¦ã„ã‚‹ã€ãªã©ã¨æ‰¹åˆ¤ã—ã¦ã„る。 å‹•ç”»ã«ã¯æ—¥æœ¬èªžã€è‹±èªžã§ã‚³ãƒ¡ãƒ³ãƒˆãŒå¯„ã›ã‚‰ã‚Œã¦ãŠã‚Šã€ãã®å†…容ã¯ã€Œãƒ‡ã‚£ãƒ³ã‚´è™æ®ºã®æ®‹é…·ã•ã«é©šã„ãŸã€ã€Œãã‚Œã§ã‚‚æ•é¯¨ã¯ãƒ€ãƒ¡ã ã¨æ€ã†
リリースã€éšœå®³æƒ…å ±ãªã©ã®ã‚µãƒ¼ãƒ“スã®ãŠçŸ¥ã‚‰ã›
最新ã®äººæ°—エントリーã®é…ä¿¡
j次ã®ãƒ–ックマーク
kå‰ã®ãƒ–ックマーク
lã‚ã¨ã§èªã‚€
eコメント一覧を開ã
oページを開ã
What Is the Best Age Difference for Husband and Wife?
Evolving Bigger Brains through Cooking: A Q&A with Richard Wrangham
Top 25 Science Stories of 2007
ãªã¤ã‹ã—ã„童謡
{{#tags}}- {{label}}
{{/tags}}