Recent Posts

NASA Astronaut Released From Hospital After ‘Medical Issue’

Update, Oct. 26 — On Saturday, NASA said the astronaut who experienced a “medical issue” has been released from the hospital after an overnight stay and has now returned to Houston. “The crew member is in good health and will resume normal post-flight reconditioning with other crew members,” the space …

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That 800-Year-Old Corpse in the Well? Early Biological Warfare.

In the dying days of the 12th century, with Norway in the grip of civil wars, the Baglers, a faction aligned with the archbishop, laid siege to Sverresborg, the castle stronghold of King Sverre Sigurdsson. The monarch was away, so the besiegers pillaged the castle, burned down houses and poisoned …

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The Early Bird Got the Cicada, Then an Evolutionary Air War Started

Today, few critters are as abundant as cicadas. Thousands of different cicada species are found throughout the world, and some even periodically emerge by the trillions. But the prehistoric world was not crawling with periodical swarms. The cicadas of the late Jurassic Period — which had bulkier bodies than today’s …

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