Mars 2020: Where We'll Look for Alien Life: Photos

TECH SPACE HUMAN EARTH HISTORY ANIMALS ADVENTURE VIDEO View Online Mars 2020: Where We'll Look for Alien Life: Photos Here's a look at some of the leading landing site contenders for NASA's next Mars rover, which will search for past life and stash rocky samples for Earth-return.  READ MORE Photos: UK Goes to the Polls to Elect Favorite Insect The Royal Society of Biology wants to know which insect is most beloved by British citizens and has launched an online poll to find out. READ MORE WATCH VIDEO: Why Do These Female Bugs Have a Penis? Evolution has done some crazy things to ensure survival of certain species.   Changing Seasons Also Change How You See Color Depending on the time of year, our eyes interpret the color yellow differently, a new study finds. READ MORE WATCH VIDEO: What Color Were Dinosaurs? Movies often depict dinosaurs as being greenish brown. What color were dinos, really? What Did We Learn From the Pluto Flyby? When NASA's New Horizons spacecraft did its historic flyby of Pluto, what did that photo op tell scientists about the plucky little world? WATCH Follow Discovery News on Facebook! Get your sci-tech headlines all day on Twitter too! At Discovery Communications, we value your privacy. If you would like to be removed from future communications like this, please click here. Privacy Policy Discovery Communications, LLC One Discovery Place Silver Spring, MD 20910 © Copyright 2015 Discovery Communications, LLC