ExoMars arrives at the Red Planet to study the weather and sniff for life; Scientists turned mouse skin cells into egg cells — and made babies; The ‘Higgs bison’ mystery is solved with the help of ancient cave paintings; NASA’s Juno spacecraft may have a malfunctioning engine; Refrigeration really does ruin tomatoes, according to science; Dear Science: How did the planets get their names?; The universe may have 10 times as many galaxies as we thought; A comet smashing into ancient Earth may have set off catastrophic global warming; Surprising spidey sense: Arachnids can eavesdrop quite well without any ears;   Sarah Kaplan on Science   Your Neanderthal DNA might actually be doing you some good Prehistoric hanky-panky between archaic hominids and our ancestors may have helped us survive as modern humans. By Sarah Kaplan  •  Read more » ExoMars arrives at the Red Planet to study the weather and sniff for life It's a big day for phase one of the joint European and Russian astrobiology mission. By Sarah Kaplan  •  Read more »   Scientists turned mouse skin cells into egg cells — and made babies The technique might eventually be used in humans. By Rachel Feltman  •  Read more »   The ‘Higgs bison’ mystery is solved with the help of ancient cave paintings Scientists spent 15 years seeking a mysterious bison — not realizing it was already painted on countless cave walls. By Sarah Kaplan  •  Read more »   ADVERTISEMENT   NASA’s Juno spacecraft may have a malfunctioning engine The spacecraft's orbital adjustment is being put on hold until its next close approach to Jupiter. By Rachel Feltman  •  Read more »   Refrigeration really does ruin tomatoes, according to science Don't let your tomatoes become “insipid fruits.” By Sarah Kaplan  •  Read more »   Dear Science: How did the planets get their names? Some were named by anonymous ancient astronomers. Pluto was christened by an 11-year-old schoolgirl named Venetia. By Rachel Feltman and Sarah Kaplan  •  Read more »   ADVERTISEMENT   The universe may have 10 times as many galaxies as we thought A new census of the cosmos says we're missing more than a trillion galaxies. By Rachel Feltman  •  Read more »   A comet smashing into ancient Earth may have set off catastrophic global warming A period of dramatic global warming 56 million years ago could hold lessons for scientists today. By Sarah Kaplan  •  Read more »   Surprising spidey sense: Arachnids can eavesdrop quite well without any ears A squeaky lab chair might change the way we think about spiders. By Erin Blakemore  •  Read more »   Recommended for you   The Switch The day's top stories on the tech industry and tech in our lives. Sign Up »         Share Speaking of Science:       Twitter      Facebook Trouble reading? Click here to view in your browser. You received this email because you signed up for Speaking of Science. For additional free newsletters or to manage your newsletters, click here. We respect your privacy. If you believe that this email has been sent to you in error or you no longer wish to receive email from The Washington Post, click here. Contact us for help. ©2016 The Washington Post, 1301 K St NW, Washington DC 20071