To understand why kangaroos hop -- a rarity among animals -- researchers have studied the musky rat-kangaroo (Hypsiprymnodon moschatus), a diminutive marsupial that weighs only 500 grams but is the ...

As the Strategist’s personal-hygiene writer, I find brushing my teeth is much more enjoyable with an electric toothbrush. Plus, it’s nice knowing I’m always getting a thorough brush thanks ...