The “total fertility rate” is a coarse estimate of the number of children an average woman will bear. A population will be ...

From Arizona's canyons to Utah's buttes and beyond, our national parks columnist shares the most adventurous Southwest ...

With threats of avian flu and lead poisoning, biologists are working overtime to care for a species that nearly went extinct.

While the park’s condor population is perhaps its most famous, the territory is also home to Townsend’s Big-eared Bats and others and a diverse array of bee species. With nearly 500 different ...

of intelligence and analysis on the Global Fixed Income, Foreign Exchange and Energy markets. We use an innovative combination of real-time analysis, deep fundamental research and journalism to ...

LOS ANGELES — Antibodies found in early results of a historic new vaccine trial are expected to give endangered California condors at least partial protection from the deadliest strain of avian ...

In this forest thick with trees up to 600 years old lives the southernmost population of the California condor (Gymnogyps californianus), the only one outside the United States. Dozens of the ...

The Condors have seven games between now and when the Oilers return to action on Feb. 22, and Philp will have the chance to draw in for all of them. The #Oilers have loaned forward Noah Philp to ...

Here’s one way to visualize the imprecision: Any time you’re looking at a chart of future population projections, there is a wide cone with a bolded line inside of it. We typically pay the ...

Capt. Barrington Irving set the Guinness World Record 18 years ago as the first Black man and youngest pilot to fly solo around the world. Now, Irving encourages young children to dream big ...

If you don't know Chinese, you might not know that right now, the biggest movie in the world is Legends of the Condor Heroes: The Gallants. This blockbuster adaptation of Jin Yong's classic wuxia ...

The ‘final’ album by US pop superstar The Weeknd is pacing for a Number 1 debut in the UK this week. Hurry Up Tomorrow is Abel Tesfaye’s sixth studio album and, if we take him at his word ...