Ancient organic material & mysterious methane! @MarsCuriosity rover has found new evidence preserved in rocks suggesting the planet couldโve supported ancient life + new evidence in the atmosphere that relates to the search for current life on Mars: https://t.co/jVYUfbjWbl
Did you know that a galaxy can be so massive it warps the fabric of space-time? This can force light to travel along curved paths like the greenish streak seen in the lower center of this @NASAHubble image. Take a look: https://t.co/nPLWTFcdmi