Caffeine is a drug commonly found in coffee that stimulates the activity of the brain and the nervous system, giving you that "energy boost" feeling.

One final thought: chronic poor sleep is not just inconvenient. Research links it to higher risks of obesity, depression and cardiovascular disease. A glass of wine may feel harmless, but night after ...

ARTIFICIAL INTELLIGENCE Agility was once synonymous with speed. In business, it meant moving fast, reacting quickly, and ...

Physical affection in childhood shapes how safe and connected we feel later, and when it’s missing the effects can stick with you for years to come, or even for the rest of your life. While a lack of ...

Shane Lowry retained it, Tyrrell Hatton won it, but this incredible Ryder Cup conclusion will forever be remembered for a ...

These spooky animals seem like the stuff of science fiction, but they really exist. Truth is stranger than fiction!