Gates of the Arctic National Park, Alaska. Plants on the Arctic tundra absorb mercury from the air, then transfer it to soil when they die.
How do mercury emissions from industrialized countries reach the remote Arctic? Recent research shows that plants on the tundra absorb mercury vapor through their leaves, then pass it into soil.
Motor symptoms of Parkinson’s include tremors, stiffness and slowness or loss of spontaneous movement.
Parkinson’s disease is the second-most-prevalent neurodegenerative condition in Australia, with an estimated 70,000 living with the disease. But what do we know about the causes and risk factors?
Blue-green algae blooms are increasing in size and frequency as global temperatures rise.
For the first time, researchers have shown that feeding vervet monkeys a toxin produced by blue-green algae resulted in protein deposits in the brain, consistent with those seen in human Alzheimer's.
Australian snakes can kill the most mice with the smallest amount of venom.
Australian snakes are the best mouse killers in the whole world. And while that's clearly bad news for mice, how does it translate into human risk?