NASA scientist Peter Wasilewski's studies of ice using polarized light create beautiful colored pictures of the snow and ice, and enable people to see if the snow and ice is 'right' for each type of sport.
As it nears Mars on March 10, a NASA spacecraft designed to examine the red planet in unprecedented detail from low orbit will point its main thrusters forward, then fire them to slow itself enough for Mars' gravity to grab it into orbit.
For governments and corporations in the business of transmitting sensitive data over fibre optic cables, a new physics-based system offers the protective equivalent of a fire-breathing dragon.
The mysterious orb you find in your backyard that wasn't there just the day before has to be a meteorite, right? Wrong. Overwhelmingly the chances are it's a meteorwrong.
'Where the telescope ends, the microscope begins. Which of the two has the grander view?'