We tested the best midlayers of 2025 with options for every budget. Top picks include Patagonia, Smartwool, and more!

Save 30% on the 7.3-ounce Patagonia Nano Puff Vest, which features an internal zippered chest pocket that doubles as a ...

Researchers developed a nano-spring coating with carbon nanotubes on battery electrodes to absorb strain, prevent cracks, and ...