Snow isn't always white; algae can make it look green, red, or orange, and scientists are trying to understand how and why these colorful patches appear.
Casual Navigation on MSN
How GPS really works, how satellites calculate your position and why accuracy has limits
In this video, we break down how GPS determines your position using satellite timing, atomic clocks, and distance calculations. We also explore the real world sources of error, from atmospheric ...
XDA Developers on MSN
Your router's USB port is more powerful than you think
The USB 3.0 ports can deliver better performance than USB 2.0 ports. Most routers struggle to power large, power-hungry HDDs ...
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