Trump vows that the US will go back to the moon, but how?; The Grinch’s growing heart and Rudolph’s red nose explained by science; Scientists one up Spiderman by feeding spiders an atomic super liquid; and more

Air Date: Dec 16, 2017 12:00 AM ET

Trump promises the moon; Christmas science; Zombie parasite; Spiders spin webs as strong as bullet proof Kevlar; Psychological legacy of mining coal; Making eye contact with your baby can synchronize your brainwaves; Space rainbows.