Our take: These affordable Mylar thermal blankets are good to keep in a car emergency kit or in a backpack during an overnight hike. What we like: Mylar retains 90% of body heat.

The difference between surviving and not surviving extremely cold weather can be as thin as a sheet of metallic plastic, or Mylar. Heat retention is vital when there are no other sources of heat or… ...

The difference between surviving and not surviving extremely cold weather can be as thin as a sheet of metallic plastic, or Mylar. Heat retention is vital when there are no other sources of heat or… ...

To prevent thermal-imaging-equipped Ukrainian drones and snipers from detecting them, Russian troops are using space blankets to cloak their heat signatures. Search Pop Mech Pro ...

Metalized Mylar “space blankets” are sold as a survivalist’s accessory, primarily due to their propensity for reflecting heat. They’re pretty cheap, and [HamJazz] has perfor… ...

Mylar blankets have become a symbol of the crisis on the US-Mexico border. The blankets were first developed by NASA in 1964 to protect equipment and personnel from extreme temperatures in space ...

This is the same principle that is used in Mylar thermal blankets that runners get after a cold-weather race.” Gogotsi suggests that the IR-blocking capability could also be used to camouflage people ...

It is unclear what the jackets are made of or if they differ from space blankets made of Mylar. Ukraine claims to have invented an "invisibility cloak" to help its soldiers evade detection by ...

Rep. Lauren Boebert (R-Colo.) attempted to draw attention to the surge of migrants at the U.S.-Mexico border during President Joe Biden's ...