Webs can be decorated with decoys, fine-tuned like guitars—and hold secrets about evolution. A Cyclosa spider is camouflaged on a web with debris attached to make itself less visible at the Los Amigos ...

Rare attacks helped brand the cassowary as deadly, but habitat loss and human activity now pose a far greater threat to the ...

From an elusive jaguar to an industrious beaver, photographers captured iconic animal moments around the world. While monitoring the burrow of a rare giant armadillo in Brazil’s Atlantic Forest, ...

Cosmonauts Oleg Artemyev and Sergey Prokopyev successfully installed the first ICARUS experiment antenna on the outside hull of the International Space Station during a nearly eight-hour space walk in ...

Decades ago, India’s tigers were on the brink of extinction. Slowly, their numbers have rebounded. But that ecological success has prompted a dire problem—and a race to save many of them from genetic ...

Studies show the conventional wisdom around teaching kids how to drink responsibly is wrong—and that delaying drinking is best for their brain development. Some parents may allow their underage ...

According to reviews, your new friends can stay fresh and squishable up to three days out of water and can retain their shape ...

Their unusual story began about a hundred years ago. Now, as they head to the high north, an ambitious new chapter is being written. East of the Mackenzie River, in the Canadian Arctic, a free-ranging ...

Canadian Pacific Kansas City Ltd. and Canadian National Railway Co. are warning about the impact to competition of a proposed rail merger in the U.S. that would create that country's first ...