Compared to nearby cities, Philly seems to have a much lower rat population, or at least is home to vermin who are better at ...

Why are rats relatively rare in Philly? The city reports fewer complaints than Baltimore, Boston, D.C., and New York. Plus, ...

Robert Hammond is the president and chief strategy officer of Therme Group US and the founder of the newsletter Culture of ...

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 ...