Category science

Scientists Say: Cosmic rays

Cosmic rays (noun, “KOZ-mick rayz”) Cosmic rays are high-energy particles that zoom through the cosmos. Most of these particles are protons. Others are proton-neutron clusters, or atomic nuclei. They race through space at nearly the speed of light and rain…

Polar Ignite 3 Titanium review

The Polar Ignite 3 Titanium offers a stylish upgrade to the mildly-received Polar Ignite 3, but does this fitness tracker deliver more than just good looks?