Newborn babies make a lot of interesting sounds between their tired cries, their hungry squeaks, and their first breathy giggles. But what does it mean when your baby is making grunting sounds? Noises ...

A: Grunting during physical activities that demand sudden short, sharp bursts of power, such as weight training, is common and probably has been used since our prehistoric ancestors hefted stones.

Doctors dismissed a newborn’s “grunting” as normal sounds — but six weeks later, the baby was intubated in the PICU, and is now awaiting a heart transplant. Stephanie Mulhall-Atkinson, 37, and Justin ...

Exceeding noise levels of 100 decibels, the grunting sounds produced by some tennis players when hitting the ball are on a par with motorbikes or chainsaws. While fans react to these impressive ...

One grunt is for courtship and the other is to defend their territory. Beyond differentiating between the sounds, the team also confirmed consistent seasonal patterns in the grouper’s spawning ...

Coral reefs are necessarily gorgeous in color and movement, but below the waves there is a similarly colorful world of sound.

The darkened room filled with low growls and maniacal cackles, and marine biologist Adam Ratner asked the children, “What animal is this?” “An elephant seal?” asked a shy young girl, one of about 100 ...

(CNN) — It’s the climactic week at Wimbledon, the world’s most prestigious tennis tournament, and the usual sights and sounds are on display: Players competing in their traditional white. Well-dressed ...

Vanderbilt biologist Ken Catania has discovered the secret of "worm grunting" -- the Florida practice of driving a wooden stake into the ground and rubbing it with a long piece of steel to produce a ...

Exceeding noise levels of 100 decibels, the grunting sounds produced by some tennis players when hitting the ball are on a par with motorbikes or chainsaws. While fans react to these impressive ...