What made the modern human brain so different from that of our extinct relatives, such as Neanderthals? Researchers at the…
A deep sea worm that inhabits hydrothermal vents survives the high levels of toxic arsenic and sulfide in its environment…
A 7,000-year-old femur bone belonging to an antelope, discovered in a South African cave, has revealed the earliest confirmed use…
Pyrrolizidine alkaloids are as bitter and toxic as they are hard to pronounce. They're produced by several different types of…
Poison ivy ranks among the most medically problematic plants. Up to 50 million people worldwide suffer annually from rashes caused…