Humans aren't built for the cold, but have survived frigid temperatures in some amazing cases. Breakthroughs, discoveries, and DIY tips sent six days a week. Winter is not for the faint of heart. In New York City, skyscrapers turn Manhattan into a series of freezing wind tunnels. In Sapporo, Japan, the snowfall is almost 200 inches each winter. Even so, humans have developed plenty of clever ways to wait out the cold. But what would happen if instead of bundling up inside with a hot chocolate, you were left in the frigid cold--just how cold can humans get and recover?

Do trees really explode in extreme cold? The answer involves frozen sap, the polar vortex, and a lot of internet exaggeration. Heavy snow fall, not explosions, are far more threatening to trees and yourself. Breakthroughs, discoveries, and DIY tips sent six days a week. The majority of the United States is bracing itself for a potentially historic polar vortex winter storm this weekend .

Heat pumps can save you about $370 per year and are good for the planet. Heat pumps date back to the 1850s and are more energy efficient than furnaces or boilers. Breakthroughs, discoveries, and DIY tips sent every weekday. Colder weather is quickly approaching, which means it's time for many folks to start cranking up the heat in their homes and apartments. But for many Americans, heating up their homes is a costly affair-and it's only getting more expensive.

Extreme cold is merciless on machinery. Rubber seals stiffen and crack. The problems pile up as the temperature falls. Metal becomes brittle, and wires contract. Batteries stop working, adhesives stop sticking and LCD screens go black as their liquid crystal freezes solid.