Some scientists say they might have even been made by the much-maligned Neanderthals, but others disagree.
Testing the coating of paintings in 11 Spanish caves, researchers found that one is at least 40,800 years old, which is at least 15,000 years older than previously thought. That makes them older than the more famous French cave paintings by thousands of years.
Scientists dated the Spanish cave paintings by measuring the decay of uranium atoms, instead of traditional carbon-dating, according to a report released Thursday by the journal Science. The paintings were first discovered in the 1870s.
All hockey players are bilingual. They know English and profanity.