Probing Question: How did Valentine's Day start?

Never mind the 160 million greeting cards that will be purchased for Valentine's Day this year. Forget about the 35 million heart-shaped boxes of chocolates that will pass from giver to recipient. Long before today's modern ...

New record for world's smallest atomic valentine

(PhysOrg.com) -- Shattering their own world record from two years ago, scientists from the University of Birmingham in the UK have created the unofficial world’s smallest atomic valentine. Their tiny heart measures approximately ...

Roses are red, but not 'green'

For many Americans, giving your significant other a dozen sweet-smelling roses is the ultimate symbol of Valentine's Day affection, but it might not be the best expression of love for your planet.

Probing Question: What predicts a happy marriage?

You’ve planned the perfect Valentine’s Day, booked the candlelit restaurant, bought chocolate and flowers. (Or, depending on your darling's taste, bought tickets to a monster truck rally.) The night couldn’t have gone ...

Image: Visualization of orbital space debris

This Valentine's Day, look to the skies at night and you'll see stars twinkling, a glistening Moon and perhaps even an orbiting science lab passing by, the International Space Station.

Marry or mingle: The risks and rewards of being single

For many people, Valentine's Day can be an isolating time. The dominant Valentine's Day narrative insists that to be in a romantic relationship is to be happy. And for many single people, the day can come with pressure to ...

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