Seniors at Higher Risk for Dental Cavities

You may think that as an adult you don’t have to worry about cavities anymore — but dental cavities aren’t just child’s play! As we entered the new millennium, it was discovered that seniors were actually getting more dental cavities than children. Today, …

The obesity paradox: Can being overweight be beneficial?

  Rich Haridy New studies rekindle debate over whether obesity can be beneficial in some health situations(Credit: Whitewolf/Depositphotos) Over 15 years ago, a strange counter-intuitive bit of data was identified in patients undergoing hemodialysis for chronic kidney disease. Across several studies, overweight or …

Does quantum tunneling take time or is it instantaneous?

  Michael Irving Researchers at the Max Planck Institute have determined how long it takes electrons to quantum tunnel(Credit: fredmantel/Depositphotos) In the weird world of quantum physics, it’s not unusual for particles to tunnel through barriers that under normal circumstances they shouldn’t be …