Diet and feeding methods play a role in how huge whales can get.

Scientists’ efforts to protect seagrass from pollution are paying off.

The discovery of a wave of star-forming gases surprises scientists.

New rules could hamper the growing hemp market.

American bison migrate across the West—enriching their own food as they go.

Scientists raise blue whale bones from the ocean depths for more study.

Dams threaten Europe’s last untamed river.

Pine cone collectors seek to save one million seeds.

Miles of floating rocks are carrying tiny sea critters to Australia.

Puffins are reproducing in record numbers on islands near Maine.