like when your heart skips a beat. “It’s not that caffeine is causing it to skip, [caffeine] is just making it more obvious, more prevalent, and making it show up and cause symptoms,” says ...

The simple, constant rhythm of a beating heart is a reassuring sign of life ... on incorporating more cell types to make a more complex chip that they could link up with chips that simulate other ...

Your heart beats about 100,000 times in one day and about 35 million times in a year. During an average lifetime, the human heart will beat more than 2.5 billion times. Give a tennis ball a good ...