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feed">RSS<span> (Latest Dr Karl web feed) </span></a> </span><span> Dr Karl's Great Moments In Science </span></h1>  <form id="topicFlipper" class="searchDate" action="" method="get"> <input name="site" value="science" type="hidden"><input name="page" value="01" type="hidden"> <fieldset> <legend>Change topic:</legend> <select name="topic" id="topic"> <option value="latest" selected="selected">All topics</option> <option value="ancient">Ancient Worlds</option> <option value="human">Being Human</option> <option value="energy">Energy & Transport</option> <option value="enviro">Environment & Nature</option> <option value="health">Health & Medical</option> <option value="tech">Innovation & Technology</option> <option value="space">Space & Astronomy</option> </select><input value="Go" type="submit"> </fieldset> </form> <div class="clear"></div> <p class="dateStamp">Wednesday, 28 June 2017</p> <div class="bulletin" id="sSgreatmomentsinscience"> <div id="topHighlight"> <div class="highlightImgBox"> <a href="https://www.abc.net.au/news/science/2017-07-04/dr-karl-did-life-begin-on-underwater-mountain-range/8658542"><img src="https://www.abc.net.au/reslib/201706/r1715986_26737654.jpg" alt="hydrothermal vent" title=""></a> <div class="clear"></div> </div> <div class="highlightStory"> <h2><a href="https://www.abc.net.au/news/science/2017-07-04/dr-karl-did-life-begin-on-underwater-mountain-range/8658542">Dr Karl: Did life begin on an invisible mountain range?</a></h2> <p>Could life have evolved on the longest mountain range on Earth, that is so far under the water it's invisible to most of us? Dr Karl goes in search for the origins of life.</p> <div class="clear"></div> </div> </div> <div class="bulletinHighlights"> <div class="item002"> <h4><a href="https://www.abc.net.au/news/science/2017-05-12/dr-karl-poo-feces-mammal-12-seconds-science/8496988"><img src="https://www.abc.net.au/reslib/201705/r1698857_26377395.jpg" align="left" alt="">Sorry, not all animals take 12 seconds to poo</a></h4> <p class="txdate">Friday, 12 May 2017</p> <div class="clear"></div> </div> <div class="item003"> <h4><a href="https://www.abc.net.au/news/science/2017-04-26/dr-karl-the-real-cost-of-air-pollution/8472666"><img src="https://www.abc.net.au/reslib/201704/r1692677_26250154.jpg" align="left" alt="">The real costs of air pollution</a></h4> <p class="txdate">Wednesday, 26 April 2017</p> <div class="clear"></div> </div> <div class="item004"> <h4><a href="https://www.abc.net.au/news/science/2017-04-18/dr-karl-why-isnt-cannibalism-more-common/8449450"><img src="https://www.abc.net.au/reslib/201704/r1689804_26191717.jpg" align="left" alt="">Why isn't cannibalism more common?</a></h4> <p class="txdate">Tuesday, 18 April 2017</p> <div class="clear"></div> </div> <div class="item005"> <h4><a href="https://www.abc.net.au/news/science/2017-04-11/dr-karl-superfetation-can-you-get-pregnant-during-pregnancy/8430238"><img src="https://www.abc.net.au/reslib/201704/r1687793_26150832.jpg" align="left" alt="">Can you get pregnant during a pregnancy?</a></h4> <p class="txdate">Tuesday, 11 April 2017</p> <div class="clear"></div> </div> </div> <div class="clear"></div> </div> <a name="exploreMore"></a><h2><br>Explore more moments </h2><div id="pageNavTop"><div class="pagenav"><p> 1 <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=02">2</a> <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=03">3</a> <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=04">4</a> <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=05">5</a> <span class="pageNavNext" title="Next page"> <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=02">Next</a> </span> </p></div> </div> <h4 class="item006"> <a href="https://www.abc.net.au/news/science/2017-04-04/dr-karl-how-do-you-clean-up-60-years-of-space-junk/8411836"><img src="https://www.abc.net.au/reslib/201704/r1685377_26099117.jpg" align="left" alt="">How do you clean up 60 years of space junk?</a> </h4> <p class="item006 itemList">There's 60 years of space junk floating around the earth's orbit crashing into itself. How do you clean it up? </span></p> <h4 class="item007"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/how-the-gold-nobel-prize-medals-were-hidden-from-the-nazis/8360522"><img src="https://www.abc.net.au/reslib/201703/r1679523_25974514.jpg" align="left" alt="">How the gold Nobel Prize medals were hidden from the Nazis</a> </h4> <p class="item007 itemList">Sending gold out of Hitler's Germany was illegal so how did Nobel prize winners keep their medal's safe? </span></p> <h4 class="item008"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/what-we-know-about-misophonia-the-hatred-of-sounds/8353586"><img src="https://www.abc.net.au/reslib/201703/r1677244_25926856.jpg" align="left" alt="">What we know about misophonia, the 'hatred of sounds'</a> </h4> <p class="item008 itemList">A condition called misophonia-where people adversely react to particular sounds, often with feelings of rage, terror, fear and panic-was first identified 20 years ago, but is only now starting to be better understood, says Dr Karl. </span></p> <h4 class="item009"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/paying-service-to-the-human-lip/8321542"><img src="https://www.abc.net.au/reslib/201703/r1674503_25869521.jpg" align="left" alt="">Paying service to the human lip</a> </h4> <p class="item009 itemList">With hundreds of muscles and multiple layers of cells, the human lip serves a much greater role than we give them credit for, says Dr Karl. </span></p> <h4 class="item010"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/freezing-in-office-because-air-conditioning-standards-sexist/8300132"><img src="https://www.abc.net.au/reslib/201702/r1671509_25806631.jpg" align="left" alt="">Freezing in the office? It's because air conditioning standards are sexist</a> </h4> <p class="item010 itemList">For 50 years, air conditioning in commercial buildings has been set using the standards designed for 40-year-old men in business suits. That's left women out in the cold, argues Dr Karl. </span></p> <h4 class="item011"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/how-humankind-has-changed-our-planet/8273806"><img src="https://www.abc.net.au/reslib/201702/r1668948_25753692.jpg" align="left" alt="">How humankind has changed our planet</a> </h4> <p class="item011 itemList">Many factors have contributed to how Earth has changed over time, but humankind has been a major contributor in a relatively short period of time, writes Dr Karl. </span></p> <h4 class="item012"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/could-we-capture-and-store-energy-from-lightning/8239402"><img src="https://www.abc.net.au/reslib/201702/r1666106_25692557.jpg" align="left" alt="">Could we capture and store energy from lightning?</a> </h4> <p class="item012 itemList">Could lightning power the planet instead of fossil fuels? Dr Karl does the numbers and the answer is surprising. </span></p> <h4 class="item013"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/the-power-of-lightning/8222972"><img src="https://www.abc.net.au/reslib/201702/r1663939_25647360.jpg" align="left" alt="">How lightning happens: a step-by-step guide</a> </h4> <p class="item013 itemList">It takes a unique series of weather factors to create the awesome power of lightning, explains Dr Karl. </span></p> <h4 class="item014"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/8208580"><img src="https://www.abc.net.au/reslib/201702/r1661644_25599944.jpg" align="left" alt="">Why we need a leap second added to our clocks</a> </h4> <p class="item014 itemList">As New Year's Eve ticked over to 2017, scientists added an extra second to atomic clocks to compensate for the Earth's variable rotation. Dr Karl explains the pros and cons of doing this. </span></p> <h4 class="item015"> <a href="https://www.abc.net.au/radionational/programs/greatmomentsinscience/what-would-happen-if-the-earth-stopped-rotating/8180664"><img src="https://www.abc.net.au/reslib/201701/r1656847_25496691.jpg" align="left" alt="">What would happen if the Earth stopped rotating?</a> </h4> <p class="item015 itemList">The good news is that if the Earth's rotation stopped, we wouldn't fall off, but it would be a very inhospitable place, Dr Karl explains. </span></p> <div id="pageNavEnd"><div class="pagenav"><p> 1 <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=02">2</a> <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=03">3</a> <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=04">4</a> <a href="?site=science&topic=latest&tag=greatmomentsinscience&page=05">5</a> <span class="pageNavNext" title="Next page"> <a 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