The oldest fossilized remains of complex animals appear suddenly in the fossil record, and as if from nowhere, in rocks that ...

With copper-blue blood prized by modern medicine and a body plan older than dinosaurs, the horseshoe crab reveals how ancient ...

Each year, millions of migratory eastern monarch butterflies travel up to 3,000 miles from southern Canada and the Great Plains of the United States to spend their winters in Mexico’s mountain forests ...

The Powerball jackpot for Monday’s drawing is $33 million - less than a week after someone won $1.8 billion on Christmas Eve. *Based on iOS download data collected by Sensor Tower. Jackpocket is the ...

Nightingales are among the most celebrated of all animal singers, no doubt earning their place through the complexity of ...