1.5 million wildebeests cross a river in one impressive time-lapse

Wildlife photographer Will Burrard-Lucas made this impressive time-lapse showing the massive migration of wildebeests from Kenya to the fresher pastures of Tanzania. Will calculates that about 1.5 million wildebeests crossed the Mara River, Kenya, during the five days they spent shooting. »10/22/14 10:31pm10/22/14 10:31pm

Redesigning Our Cities and Highways to Help Feed Monarch Butterflies

On highway medians, atop old landfills, in backyards—these are some of the places a monarch butterfly revival could begin. The yearly migration of monarchs from the northern U.S. and Canada to the warmer environs of Mexico was once a spectacular sight, and a now a rare one. Their numbers have dwindled. There's no… »12/26/13 2:00pm12/26/13 2:00pm

What Facebook Tells Us About the Hidden Paths of Mass Migration

The basic shape of urban growth is easy to spot; we look at the fastest-growing cities, for example, or immigration numbers. But yesterday, Facebook's Data Science team revealed a less obvious pattern: Mass coordinated migration, where a group from the same city moves to another. Who are the winners and losers in this… »12/18/13 2:20pm12/18/13 2:20pm

Stubborn Whooping Cranes Refuse to Fly South, So They Will Be Trucked

Conservationists have made huge efforts to coax endangered whooping cranes to fly south. Still, the birds, who started their journey in Wisconsin, have alighted in Alabama and refuse to fly any further. So these conservationists will now deliver them, by truck, to their end destination in Florida. »2/02/12 8:40pm2/02/12 8:40pm