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Sound Waves</a></li> <li><a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/07/180702111101.htm">Night-Shining Clouds Becoming More Visible</a></li> </ul></span> </div> </div> </div> <div class="unit1"> <div class="textrule"> <span>advertisement</span> </div> <!-- /1002721/ScienceDaily_Top_Leaderboard --> <div id="adslot-top-leaderboard" class="center-block"> <script type="text/javascript"> googletag.cmd.push(function() { deployads.push(function() { deployads.gpt.display("adslot-top-leaderboard") }); }); </script> </div> </div> <div id="message_box" class="hidden-sm hidden-xs"> <div id="message">Follow all of ScienceDaily's <strong><a href="/web/20180703151832/https://www.sciencedaily.com/news/">latest research news</a></strong> and <strong><a href="/web/20180703151832/https://www.sciencedaily.com/news/top/science/" class="store">top science headlines</a></strong>!</div> </div> </div> <!-- /container --> </header><div id="contents" class="container white"> <div class="row"> <!-- Main --> <div class="col-sm-8 main less-padding-right hyphenate"> <!-- Top Science News --> <div class="head"> <div class="pull-left head-left">Top Science News</div> <div id="date" class="pull-right head-right">July 3, 2018</div> </div> <div class="clearfix"></div> <hr class="head-rule"/> <div id="science_heroes" class="row"> <div class="col-xs-6 col-md-3"> <a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/07/180702111243.htm" data-tab="#science_summary_1"> <img src="/web/20180703151832im_/https://www.sciencedaily.com/images/2018/07/180702111243_1_180x120.jpg" class="img-responsive" width="180" height="120"/> <h3 class="hero">Robotic Cockroach Explores Underwater</h3> </a> </div> <div class="col-xs-6 col-md-3"> <a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/07/180702111146.htm" data-tab="#science_summary_2"> <img src="/web/20180703151832im_/https://www.sciencedaily.com/images/2018/07/180702111146_1_180x120.jpg" class="img-responsive" width="180" height="120"/> <h3 class="hero">Undetected Zika May Trigger Miscarriages</h3> </a> </div> <div class="col-xs-6 col-md-3"> <a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/07/180702111122.htm" data-tab="#science_summary_3"> <img src="/web/20180703151832im_/https://www.sciencedaily.com/images/2018/07/180702111122_1_180x120.jpg" class="img-responsive" width="180" height="120"/> <h3 class="hero">Neanderthals Practiced Close-Range Hunting</h3> </a> </div> <div class="col-xs-6 col-md-3"> <a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/07/180702111114.htm" data-tab="#science_summary_4"> <img src="/web/20180703151832im_/https://www.sciencedaily.com/images/2018/07/180702111114_1_180x120.jpg" class="img-responsive" width="180" height="120"/> <h3 class="hero">Hiding Submarines? Sound Waves</h3> </a> </div> </div> <div id="science_summaries" class="tab-content"> <div class="tab-pane active" id="science_summary_1"> <div class="row"> <div class="hero-blurb col-sm-8"> <span class="story-date">July 2, 2018 &#151;</span> In nature, cockroaches can survive underwater for up to 30 minutes. Now, a robotic cockroach can do even better. Harvard's Ambulatory Microrobot, known as HAMR, can walk on land, swim on the surface ... <span class="more"><a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/07/180702111243.htm">read more</a> <i class="fa fa-angle-double-right red"></i></span> </div> <div class="hero-topics col-sm-4 no-padding-left hidden-tiny hidden-xs"> <ul class="list-unstyled related-topics related-topics-heroes"> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/matter_energy/nature_of_water/" rel="tag">Nature of Water</a></li> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/computers_math/robotics/" rel="tag">Robotics</a></li> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/matter_energy/robotics/" rel="tag">Robotics Research</a></li> </ul> </div> </div> </div> <div class="tab-pane" id="science_summary_2"> <div class="row"> <div class="hero-blurb col-sm-8"> <span class="story-date">July 2, 2018 &#151;</span> Research from several institutions suggests that more women could be losing their pregnancies to the Zika&nbsp;virus without knowing they are ... <span class="more"><a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/07/180702111146.htm">read more</a> <i class="fa fa-angle-double-right red"></i></span> </div> <div class="hero-topics col-sm-4 no-padding-left hidden-tiny hidden-xs"> <ul class="list-unstyled related-topics related-topics-heroes"> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/health_medicine/zika/" rel="tag">Zika</a></li> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/plants_animals/zika_virus_research/" rel="tag">Zika Virus Research</a></li> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/health_medicine/pregnancy_and_childbirth/" rel="tag">Pregnancy and Childbirth</a></li> </ul> </div> </div> </div> <div class="tab-pane" id="science_summary_3"> <div class="row"> <div class="hero-blurb col-sm-8"> <span class="story-date">July 2, 2018 &#151;</span> Scientists reports the oldest unambiguous hunting lesions documented in the history of humankind. 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Given a user's body weight and size, the researchers can tune the shape and stiffness of the prosthetic foot, such that the user's walk is similar to an able-bodied gait. 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hidden-lg"/> </div> <div class="tab-pane" id="society_tab_2"> <h3 class="latest-head"><a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/06/180627075618.htm">70K Opioid-Related Deaths Likely Went Unreported Due to Incomplete Death Certificates</a></h3> <div class="latest-summary"> <span class="story-date">June 27, 2018 &#151;</span> Several states are likely dramatically underestimating the effect of opioid-related deaths because of incomplete death certificate reporting, with Pennsylvania leading the pack, according to a new ... <span class="more"><a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/06/180627075618.htm">read more</a> <i class="fa fa-angle-double-right red"></i></span> </div> <div class="related-head visible-lg">RELATED TOPICS</div> <ul class="list-unstyled related-topics hidden-tiny hidden-xs"> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/science_society/public_health/" rel="tag">Public Health</a></li> 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href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/06/180628131048.htm">read more</a> <i class="fa fa-angle-double-right red"></i></span> </div> <div class="related-head visible-lg">RELATED TOPICS</div> <ul class="list-unstyled related-topics hidden-tiny hidden-xs"> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/mind_brain/autism/" rel="tag">Autism</a></li> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/mind_brain/educational_psychology/" rel="tag">Educational Psychology</a></li> <li><a href="/web/20180703151832/https://www.sciencedaily.com/news/mind_brain/k-12_education/" rel="tag">K-12 Education</a></li> </ul> <hr class="hidden-md hidden-lg"/> </div> <div class="tab-pane" id="society_tab_5"> <h3 class="latest-head"><a href="/web/20180703151832/https://www.sciencedaily.com/releases/2018/06/180627160214.htm">Small Classes Reduce Performance Gaps in Science</a></h3> <div class="latest-summary"> <span class="story-date">June 27, 2018 &#151;</span> From high-stakes multiple choice exams to the social climate of the classroom, research has shown those factors can contribute to the negative impact of large, introductory and undergraduate science courses on students. 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