Research suggests that introducing kids to food allergens early in life can help—but that the same might not be true for other types of allergies. Here's what to know.

This is the stunning moment a huge humpback whale breaches from the water. The mammal, which can weigh up to 35 tonn ...

Only male whales sing as part of an elaborate courtship display to prove their worth to potential mates. Other ways to woo a whale can include physical competition, where males charge at speed all in ...