Could Life Have Survived in Mars s Ancient Lake?

Samples from the Curiosity rover suggest that Mars had a potentially habitable lake in its past, and gravitational lensing has helped scientists weigh a star! ---------- Support SciShow by becoming a patron on Patreon: https://www.patreon.com/scishow ---------- Dooblydoo thanks go to the following Patreon supporters—Kevin Bealer, Mark Terrio-Cameron, KatieMarie Magnone, Patrick Merrithew, Charles Southerland, Fatima Iqbal, Sultan Alkhulaifi, Tim Curwick, Scott Satovsky Jr, Philippe von Bergen, Bella Nash, Chris Peters, Patrick D. Ashmore, Piya Shedden, Charles George ---------- Like SciShow? Want to help support us, and also get things to put on your walls, cover your torso and hold your liquids? Check out our awesome products over at DFTBA Records: http://dftba.com/scishow ---------- Looking for SciShow elsewhere on the internet? Facebook: http://www.facebook.com/scishow Twitter: http://www.twitter.com/scishow Tumblr: http://scishow.tumblr.com Instagram: http://instagram.com/thescishow ---------- Sources: http://science.sciencemag.org/content/356/6341/eaah6849.full https://www.sciencedaily.com/releases/2017/06/170601151831.htm http://science.sciencemag.org/content/early/2017/06/06/science.aal2879.full https://www.eurekalert.org/pub_releases/2017-06/eau-nco060117.php https://arstechnica.com/science/2017/06/einstein-still-annoyingly-right-as-researchers-weigh-white-dwarf/ https://arstechnica.com/science/2017/06/einstein-still-annoyingly-right-as-researchers-weigh-white-dwarf/ Images: https://commons.wikimedia.org/wiki/File:Curiosity_Cradled_by_Gale_Crater.jpg https://commons.wikimedia.org/wiki/File:PIA19080-MarsRoverCuriosity-AncientGaleLake-Simulated-20141208.jpg https://commons.wikimedia.org/wiki/File:Triassic_Utah.JPG https://commons.wikimedia.org/wiki/File:Fossils_in_a_beach_wall.JPG https://commons.wikimedia.org/wiki/File:PIA16768-MarsCuriosityRover-AeolisMons-20120920.jpg https://commons.wikimedia.org/wiki/File:PIA19912-MarsCuriosityRover-MountSharp-20151002.jpg https://commons.wikimedia.org/wiki/File:Black_hole_lensing_web.gif https://commons.wikimedia.org/wiki/File:JWST_Full_Mirror.jpg https://commons.wikimedia.org/wiki/File:Gravitational.Microlensing.Light.Curve.OGLE-2005-BLG-006.png https://commons.wikimedia.org/wiki/File:Einstein_revisited.jpg