曾仲賢

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Cape Town's water disaster averted due to public shaming, police crackdown

CAPE TOWN, South Africa — The city of Cape Town may have staved off the worst of a water crisis thanks to 90-second showers, police enforcement and a strong dose of public shaming.<p>A historic three-year drought has forced residents of this coastal city of 4 million to radically change their …

Cape Town

【Gene思書齋】重溫經典的科普好書──讀《混沌:不測風雲的背後》

馴化生物教戰手冊—人馴化了作物,作物也馴化了人

各位家庭煮夫煮婦、魯蛇魯妹們應該都有上街買菜的經驗吧!看到市場上繁多的品項時,是否曾經想過這些穀物蔬果是怎麼來的?是人類將植物馴化成我們想要的樣子?還是這些植物用某種方法,控制人類協助它們傳播?如果有一本「馴化生物教戰手冊」,這本教戰手冊到底會紀錄哪些內容,指引生物們走向溫拿之路呢?<p>那我們就……咳咳 …

Why Gardening Is Good for Your Health

Did you know that soil is an antidepressant?<p>It's time to whip out your gardening gloves because not only are digging and weeding great exercise, a good stint of gardening boosts mental health too.<p>Last month, we found out that people living in an area rich in vegetation have improved physical and …

Rare pupfish left dead after drunken revellers rampage at only natural habitat

The drunken visitor no doubt thought going skinny dipping in waters at an isolated spot called Devil’s Hole, leaving his boxer shorts floating in the water, was a good lark.<p>But officials at Death Valley National Park, straddling the borders of California and Nevada, refused to see the funny side …

廚娘發威──《致命廚娘:不要叫我傷寒瑪麗》

Kepler-452b真的是「地球2.0」?

Credits: NASA/JPL-Caltech/T. Pyle<p>外太空雖然仍舊寂靜,但最近針對眾多的討論讓它顯得熱鬧非凡。新視野號在2015/7/14掠過冥王星,並不斷回傳讓人驚奇的影像和資料;與此同時,另一棚的克卜勒太空望遠鏡(Kepler)也發現了目前為止跟地球最相像的行星:Kepler-45 …

撞出來了超爽!科學家從 50 年的白髮中找到「五夸克粒子」 | TechOrange

人太紅,朋友都搶著跟你要檔案?這招一次分享3GB的大檔案給30個朋友! | T客邦

Sony PS Now 雲端遊戲機制,實機表現探究 | T客邦

【Gene思書齋】人類身體從叢林到文明的演化和演化失調

《從叢林到文明,人類身體的演化和疾病的產生》(<i>The Story of the Human Body: Evolution, Health and Disease</i>)的在介紹作者丹尼爾‧李伯曼(Daniel E. Lieberman)時寫到:<p>曾在《科學》、《自然》等熱門科學雜誌發表發表多篇關於跑步的學 …

【動物百科】脊椎動物也有甲殼素

<b>■甲殼素又名幾丁質,是由β-N-乙醯葡萄糖胺(β-N-acetylglucosamine)所形成的聚合物。它構成真菌的細胞壁以及節肢動物(蝦、蟹、昆蟲等)的外骨骼(exoskeleton)。</b><p><b>撰文|</b>葉綠舒<p>糖的聚合物形成為兩個糖的氫氧基(-OH,hydroxyl group)發生縮合(condensat …

水星探測船「信使號」的最終結局即將到來

信使號探測水星的示意圖。 Courtesy: NASA/APL<p>就在幾天後──預計是在台灣時間的 2015 年 5 月 1 日凌晨 3 點 25 分,老牌的水星探測船「信使號」(MESSENGER) 即將迎接一生中最耀眼燦爛的殞落:以約 4 公里的秒速直接撞擊水星。<p>任職於美國約翰霍普金斯大學,應用物理 …