Apr 30 2015Save4/30/15Why A Volcanic Eruption In Chile Is Turning Brazil’s Sky PurpleWes Siler12SaveThis is what a sunset in Rio de Janeiro looks like right now, and it’s all thanks to that volcano erupting in Chile…
Mar 12 2014SaveSploid3/12/14Sploid3/12/14Watch an arrow change directions in this simple water optical illusionCasey Chan25SaveHere's a fun old trick anyone can do: draw arrows on a piece of paper, put a glass in front of those arrows and pour…
Apr 17 2013SavePhysics4/17/13 Physics4/17/13Refractographs are eye candy brought to you by physicsRobbie Gonzalez2Save It's easier than you think to create these weirdly beautiful colorscapes.
Jul 24 2012SavePhysics7/24/12Physics7/24/12Many leprechauns died to bring us this gorgeous picture of a rainbow waterfallRobbie Gonzalez31SaveEveryone knows you don't get pictures of rainbows this beautiful, without sacrificing a few leprechauns. Like,…
Jul 27 2010Save7/27/1072 Ravishing RefractionsMark Wilson139SaveRefraction is a mind-bending idea. Light passes through a clear object, and it comes out the other side, inverted.…
Jul 21 2010Save7/21/10Shooting Challenge: Spherical RefractionMark Wilson55SaveWe've all seen reflection used in photography—like when a lake doubles as a mirror to the sky. For this week's…
May 30 2009Save5/30/09Scientists Nearing Creation of Sound Cloak, Breaking Laws of PhysicsDan Nosowitz65SaveWhile some work toward an invisibility cloak, University of Illinois professor Nicholas Fang is taking steps to…