Volcanoes May Hold Secret Of Climate Flips
g ABODES - A new study is shedding light on one of Earth's enduring climate mysteries. Earth has flipped between greenhouse and icehouse states for the past 500 million years. This process may have been driven by episodic flare-ups of volcanoes at key locations around the planet. See article.
g INTELLIGENCE - Man's best friend may touch our hearts with their empathy, companionship, playfulness and loyalty, and they may also lead us to a deeper understanding of our heads. See article.
g MESSAGE - Messages sent into space directed at extraterrestrials may have been too boring to earn a reply, say two astrophysicists trying to improve on their previous alien chat lines. See article.