Science & Environment

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Environment</a></li> </ul> </div> </div> <div class="buzzard__links-list"> <h4 class="off-screen">Related content</h4> <ul class="links-list__list"> <li class="links-list__item"><a href="/web/20150408193937/http://www.bbc.co.uk/news/science-environment-31775458" class="links-list__link"> 'Light pipes' key to colour vision</a></li><li class="links-list__item"><a href="/web/20150408193937/http://www.bbc.co.uk/news/science-environment-30317656" class="links-list__link"> Animals' 3D brain compass found</a></li> </ul> </div> <a href="/web/20150408193937/http://www.bbc.co.uk/news/science-environment-31988721" class="faux-block-link__overlay-link" tabindex="-1" aria-hidden="true">Full article Cave crustaceans 'lose visual brain'</a> </div> </div> </div> <div id="comp-candy-asset-munger" class="distinct-component-group container-pigeon"> <div class="pigeon"> <div class="pigeon__column pigeon__column--a pigeon-item faux-block-link" data-entityid="container-top-stories#2"> <div 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speed</a> <div class="pigeon-item__info-list"> <ul class="mini-info-list"> <li class="mini-info-list__item"><div class="date date--v2" data-seconds="1428424994" data-datetime="7 April 2015">7 April 2015</div></li> <li class="mini-info-list__item"><span class="mini-info-list__section-desc off-screen">From the section </span><a href="/web/20150408193937/http://www.bbc.co.uk/news/science_and_environment" class="mini-info-list__section">Science & Environment</a></li> </ul> </div> </div> <div class="pigeon-item__links-list"> <h4 class="off-screen">Related content</h4> <ul class="links-list__list"> <li class="links-list__item"><a href="/web/20150408193937/http://www.bbc.co.uk/news/technology-31709198" class="links-list__link"> Plane battery ban over safety concern</a></li><li class="links-list__item"><a href="/web/20150408193937/http://www.bbc.co.uk/news/science-environment-29284934" class="links-list__link"> Molten metal batteries for the grid</a></li> </ul> </div> </div> <div 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</div> <div id="" class="bbccom_slot mpu-ad mpu-ad-beside" aria-hidden="true"> <div class="bbccom_advert bbccom_display_none"> <script type="text/javascript"> /*<![CDATA[*/ if (window.bbcdotcom && bbcdotcom.slot) { bbcdotcom.slot('mpu', [1,2,3]); } /*]]>*/ </script> </div> <script type="text/javascript"> /*<![CDATA[*/ if (window.bbcdotcom && bbcdotcom.show) { bbcdotcom.show() } /*]]>*/ </script> </div> <div id="comp-candy-asset-munger" class="distinct-component-group container-macaw"> <div class="macaw"> <div class="macaw-item faux-block-link" data-entityid="container-top-stories#7"> <div class="macaw-item__body"> <a href="/web/20150408193937/http://www.bbc.co.uk/news/science-environment-32164075" class="title-link"> <h3 class="title-link__title"> <span class="title-link__title-text">Mars beckons for European satellite</span> </h3> </a> <ul class="mini-info-list"> <li class="mini-info-list__item"><div class="date date--v2" data-seconds="1427975542" data-datetime="2 April 2015">2 April 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