At half the size of Earth and one-tenth its mass, Mars is a featherweight as far as planets go. Yet new research reveals the ...

The small, spongy black beads used as fill material in most artificial turf fields are called crumb rubber, which has long ...

Traditional bullets rely on brass or steel casings to house the primer and propellant. When fired, the casing is ejected, ...

Guidelines don’t seem to factor the finer differences between gold and silver and that could be the biggest challenge for ...