A 19-year-old man was mauled to death after climbing into a lion enclosure Sunday morning in Brazil. Viral video...

A 19-year-old man was mauled to death after climbing into a lion enclosure Sunday morning in Brazil. Viral video...

Disturbing footage filmed by visitors shows the 19-year-old sliding down a tree in the enclosure before the lion lunged at him. WARNING: GRAPHIC...

Disturbing footage filmed by visitors shows the 19-year-old sliding down a tree in the enclosure before the lion lunged at him. WARNING: GRAPHIC...

The California Academy of Sciences is mourning the death of Claude, its popular albino alligator. The long-time attraction inspired curiosity in...

A failed sensor on Oscar Piastri's car meant McLaren could not measure the oscillations that ultimately led to its double disqualification in the Las...

A failed sensor on Oscar Piastri's car meant McLaren could not measure the oscillations that ultimately led to its double disqualification in the Las...

The Black Death ravaged medieval Western Europe, ultimately wiping out roughly one-third of the population. Scientists have identified the bacterium...

The Black Death ravaged medieval Western Europe, ultimately wiping out roughly one-third of the population. Scientists have identified the bacterium...

A Brazilian teenager was mauled to death by a lioness in full view of zoo visitors after scaling a 6m wall and safety fencing and shimmying down...