The U.S. Postal Service is in deep financial trouble, partly because hardly anyone mails personal first-class letters these days. It’s all e-cards, baby! And if you or your recipient is a certified science geek, forget Hallmark. Try these websites for science-themed ecards.
Bill Nye the Science Guy: yes, he has his own digital greetings!
Monterey Bay Aquarium: America’s finest aquarium–and one of my most favorite places in the world–offers a variety of ecards that fit the season and are often cute, funny, strange, or shocking.
The Nature Conservancy: an environmental protection charity that offers stunning nature photography in its cards
Einstein ecards at physlink: yes, it’s true, at ScienceThrillers we recognize the hard sciences too. These cards from a physics & astronomy website feature quotes from the genius himself.
Archimedes Laboratory, a website about puzzles, offers wonderful ecards featuring math puzzles, visual paradoxes, and optical illusions
For your favorite sci-fi or space fan, try these cards of galaxies, nebulas (nebulae?), space stations, NASA, and an assortment of Star Trek images too
Great Cats ecards from The National Zoo: images of tiger, cheetah, bobcat, lion, and the stunning caracal