Read the latest articles from Popular Science (Page 152)

The extinct mammals were about five times larger than a grizzly bear–and filled caves with their poop.

Dark roast isn't stronger and coffee doesn't dehydrate you.

This news might ruin your appetite—and summer.

The planet's center contains 99.999% of all known gold.

Greer Jarrett's voyages point to unexpected trade routes used by Scandinavian seafarers.

This high-end four-piece ball offers long distances and great feel with tons of cool color options to match your on-course style.

The gases in penguin poop–or guano–can help form cooling clouds.

A fast-thinking shark fisherman lashed a life preserver to the device.

‘The best sunscreen is one that you're willing to apply and reapply.’

'Contrary to popular belief, only a small minority of dog owners actually treat their pets like human children.’

These are the best portable saunas for ultimate relaxation and healing when you’re at home or on the go.

These emergency lighting solutions go from simple flashlights to full-on generators, all of which will make things safer when you're in a tough spot.

‘Magnus vs. The World’ saw the living legend draw after 46 days and 32 moves.

New research confirms the health hack can be dangerous.

The 4.4 lbs rodent is native to Papua New Guinea's mountain rainforests.

Colorful snapdragons can respond accordingly when bees are buzzing nearby.

Plus a whale pee conveyer belt and other weird things we learned this week.

Examining the gas giant's primordial stages is key to understanding our solar system's evolution.

The branching marine worm has one head, many butts, and a busy sex life.