Why scorpion stings are so painful

(Phys.org)—A combined team of researchers from the U.S. and China has figured out why scorpion stings are so painful. In their paper published on the open access site Science Advances, the team explains how scorpion venom ...

Researchers uncover pain-relief secrets in hot chili peppers

Anyone who has ever bitten unknowingly into a red hot chili pepper remembers the unhappy result – burning, painful sensations that make one's mouth feel as though it has caught on fire. Yet the very chemical that causes ...

Newts help chemist and radiologists to locate source of pain

(Phys.org) —The California newts on the Stanford campus may be limited in physical range to the area around a small now-dry lake, but their sphere of scientific influence extends much farther. Work that started in these ...

Short circuit in molecular switch intensifies pain

While searching for novel painkillers, researchers at KU Leuven in Belgium came to the surprising conclusion that some candidate drugs actually increase pain. In a study published in the journal Nature Chemical Biology, the ...

Scientists model the pathways of pain-blocking meds

Benzocaine, a commonly used local anesthetic, may more easily wiggle into a cell's membrane when the membrane is made up of compounds that carry a negative charge, a new study shows. The finding could help scientists piece ...