While high heat can kill lice and their eggs, using a blow-dryer may not be effective or safe due to the risk of scalp burns from prolonged exposure to temperatures above 130°F (54°C).

A Mazon Creek fossil shows a horseshoe crab riddled with pits, likely from microbes or parasites, revealing a ...

White or clear nits are typically the empty casings of hatched lice, often found after an infestation has been treated. Brown nits may contain unhatched lice, either living or dead, and require ...

Head lice don’t spread disease and aren’t considered a health hazard, according to the CDC, but they’re still gross, annoying and on the rise as kids head back to school. These tiny parasitic insects ...

The crustaceans, non-native and fierce, are taking over the Gulf of Maine. Could eating them help draw down the population? Mike Masi pulls a trap filled with green crabs on to his skiff in York, ...

Researchers found the first evidence of European green crabs in the northern Whidbey Basin, a sign that one of the world’s most harmful marine species has made inroads in the Salish Sea, the ...

Carcinization is the separate, five-time evolution of crabs. Parallel evolution isn’t unheard of by any means, but crabs have done it a lot. Their repeated similar evolution makes them interesting to ...

Amanda MacMillan is a health and science writer and editor. Her work appears across brands like Health, Prevention, SELF, O Magazine, Travel + Leisure, Time Out New York, and National Geographic's The ...

The emergency room is, well, for actual emergencies. If you’re badly hurt or your life is in danger, you must go to the ER. Otherwise, if you’re fine, you shouldn’t tie up doctors’ and nurses’ ...

Treatment for mycobacterium avium complex (MAC) depends on where the infection is. Your doctor will also consider how serious your symptoms are and other medical conditions you may have. Here’s what ...