Fear and anxiety about terror attacks can alter brain chemistry, sometimes in ways that can increase your risk of death.
As the U.S. government retires its research chimpanzees, the spotlight falls on other animals still in labs that are sentient beings, according to new studies.
Hunting is pushing African elephants toward rapid extinction. A new HBO documentary explains why. Continue reading →
The crew of the double-hulled canoe Hokulea is sailing in archaic Polynesian-style, without modern navigation equipment. Continue reading →
NASA's OCO-2 satellite may help answer question of how much carbon oceans and forests can store.
Learn about Russia's oldest biker gang and its strange ties to the Kremlin.
Meet President Putin's favorite biker gang and learn why the motorcyclists are banned from entering so many countries around the world.
The major cause of quakes seems to be injection of waste water from fracking. Continue reading →
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