Researchers said the breakthrough moment came with the emergence of a female firefly born and raised entirely under human care at Butterfly Pavilion.

McIntosh, who won three gold medals at last year's Paris Olympics, is attempting to join Michael Phelps as the only swimmers ...

The U.S. swim team confirmed that several athletes contracted acute gastroenteritis ahead of the 2025 World Aquatics ...

Former Virginia swimmer Gretchen Walsh broke through on Monday with the first gold at the swimming world championships for ...

Canada's Summer McIntosh claimed her second title in two days at the world championships in Singapore with victory in the ...

On Day 2 of the world championships, Walsh delivered the first U.S. gold, while Canadian star Summer McIntosh made it two-for-two for her.

Canada’s Summer McIntosh has won her second gold medal at the world swimming championships, taking the women’s 200-metre ...

For Summer McIntosh of Canada, it’s one gold medal won at the swimming world championships with four to go. McIntosh is aiming to win five gold medals in individual events ...