quarta-feira, 26 de junho de 2013

Meet an Astronaut


terça-feira, 25 de junho de 2013

Lenticular clouds

Amazing shot of lenticular clouds over Lake Crowley, California.

Image Credit : Carry Matthews

How do bulletproof vests work?


 James May's Q&A (Ep 25) - Head Squeeze

Road to Nowhere - Supermoon

Supermoon rises over this road to nowhere in eastern South Dakota.

Copyright : Aaron J. Groen

sexta-feira, 21 de junho de 2013

A Solstice Sunset Self Portrait

Image Credit & Copyright: Danilo Pivato

quarta-feira, 19 de junho de 2013

Four Planet Sunset

terça-feira, 11 de junho de 2013

Most “super” supermoon of 2013 on June 22-23


Full moon falls on June 23, 2013 at 11:32 UTC (6:32 a.m. CDT in the U.S.). Thus, for many, the moon appears about equally full in the June 22 sky as it does on June 23. This full moon is not only the closest and largest full moon of the year. It also presents the moon’s closest encounter with Earth for all of 2013. The moon will not be so close again until August, 2014. Read more.

How to Turn Sound Into Light: Sonoluminescence

Doing The Impossible - PHD Animation


Physicists Amir Safavi-Naeini and Oskar Painter describe how they were able to measure quantum motions of 1 femtometer (0.000000000000001 meters).