First discovery in decades of blue whales near Seychelles

Blue whales are fascinating animals. At 24–30 meters in length (longer than a basketball court) they are the largest creatures on Earth. They are also among the rarest. Estimates suggest that there are only about 5,000 ...

Experts determine best way to breed frogs in captivity

Frogs belong to a group of animals called amphibians—the most endangered group of species on the planet. Two out of every five amphibian species are currently threatened with extinction, and this figure is rising.

Q&A: The impact of China's rapidly aging society

Due to its economic growth and large population, the People's Republic of China is widely viewed as a rising economic and military superpower. But declining fertility rates and increased life expectancies over the last few ...

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