Swim bladder disease is a very common health condition that affects many types of fish. In short, it makes it difficult for the fish to maintain buoyancy because of a compromised swim bladder. They ...

Dams provide energy, water, and protection. But they also block the ancient migration paths of salmon and other fish. Fish ladders are the surprising solution — carefully engineered stair-like ...

Goldfish seem like the perfect first pet. They're inexpensive, attractive, and don’t require walking. However, that reputation overlooks a long list of challenges ...

An orca calf and adult swim in the Norwegian fjords. Orcas have been among the most popular subjects of social media videos. They have been filmed ramming into boats (possibly playing) and hunting ...

The combination of Keytruda and Padcev is taking another major step toward securing its position as a leading therapy in the treatment of bladder cancer. The PD-1/antibody-drug conjugate pairing ...

From giant stick bugs to rarely seen sea creatures, these animal videos fascinated us—and led to new scientific discoveries. An orca calf and adult swim in the Norwegian fjords. Orcas have been among ...