Each flight leg takes 20 or so hours, with multiday stops in each city.
New findings illustrate the evolutionary prowess that has helped make cockroaches so hard to eliminate.
A recently discovered antiquity that could reveal secrets of ancient life in the Middle East is just waiting to be excavated.
The average monthly temperatures in Manhattan have increased 3.6 degrees Fahrenheit.
Get ready for another busy hurricane season, and maybe an unusually wild one.
Frogs, salamanders and toads have been vanishing from their habitats at a rate of 3.7 percent a year.
NASA chief Charles Bolden inspected a prototype spacecraft engine that could power an audacious mission to lasso an asteroid.
Few have explored the remote volcanic islands of the Galapagos archipelago.
The EU has something important to say about its proposal to regulate olive oil on restaurant tables: Uh, never mind.