Does NASA mean “to deceive” in Hebrew? #maklelan1659 | Daniel O. McClellan

We know a lot about dark matter, but we're still learning. Data from NASA's Hubble Space Telescope isn't in sync with all aspects of the theoretical models about dark matter, suggesting that there's a missing element to the models. Find out how the team learned about it: https://go.nasa.gov/2GHQQao | NASA - National Aeronautics and Space Administration

Live HD Earth viewing from the International Space Station! Go full screen, sit back, watch and enjoy our home planet. Live views: http://go.nasa.gov/2oBrDS2 | NASA - National Aeronautics and Space Administration