Bites from brown recluse spiders can cause an autoimmune form of hemolytic anemia, in which red blood cells are destroyed by the immune system.
An alligator was recently recorded on video while eating another alligator. But while such behavior might be gruesome, it's not unusual.
Reference Down syndrome is a condition in which a person has a fully or partially duplicated copy of chromosome 21.
An area of Pluto that researchers think was formed from the eruption of ice volcanoes is unique on the dwarf planet and in the solar system, a new study suggests.
Reference Glaucoma is an eye condition in which a buildup of fluid damages the optic nerve and can lead to blindness.
A case report describes grisly injuries to kids from poorly regulated mechanical bulls. Doctors call for regulations.
COVID-19 may increase the risk of giving birth prematurely, according to the largest study to date on this link.
Scientists have created key parts of synthetic brain cells that can hold cellular "memories" for milliseconds. The achievement could one day lead to computers that work like the human brain.
After 50 years of searching, neuroscientists have found what could be called "grandmother neurons," they are reporting.
Humans may be able to live for between 120 and 150 years, but no longer than this "absolute limit" on human life span, a new study suggests.