Congress just gave the FDA a meaningful directive that would help replace the use of horseshoe crab blood in pharmaceutical ...

An enzyme in the blue blood has been key to testing vaccines since the 1980s, raising concerns for the crabs’ population. But regulatory approval and new data are signaling the tide may be turning ...

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<NATURAL SOUND: OH BEEP! HA HA HA THAT'S GNARLY> TONIGHT THE NATIONAL WEATHER SERVICE IS INVESTIGATING A POSSIBLE TORNADO THAT STRUCK THIS AFTERNOON IN THE FAR NORTH END OF SANTA CRUZ COUNTY... THIS ...

The horseshoe crab (Limulus polyphemus) is often described as a "living fossil," a species that has endured for over 450 million years. It outlasted the mass extinctions and dramatic shifts in Earth's ...

How can the blood of a sea creature be worth thousands of dollars per gallon? The secret is a unique substance in horseshoe crab blood that instantly detects dangerous bacteria. Every vaccine, IV drip ...

Horseshoe crab populations continue to decline and that's raising alarm from researchers. The species is continuing on the decline, according to new research from the Maritime Aquarium in Norwalk.

A new study looking at horseshoe crabs in the Long Island Sound confirms the ancient creatures face potential extinction. The threat stems from climate change, loss of habitat, and overharvesting.

Several locals have reported "unusual amounts of dead horseshoe crabs" washing up on Massachusetts beaches in recent days. However, officials say the spectacle is no cause for concern, as they're just ...

The Long Island Sound region’s horseshoe crab population has been in “severe decline” over the last two decades, according to a newly released study. Horseshoe crabs are a species of concern in Long ...