Dendrochronology & Astronomy

Story first featured on the University of Arizona Steward Observatory’s education program “Active Galactic Videos” here. What is the link between the trees and the Sun? They are not anywhere close to one another — the Sun is 92 million miles away and trees grow here on Earth. Both are made out of the same basic materials fused by the universe. But the link between the … Continue reading Dendrochronology & Astronomy

Rotating Telescopes & Collaboration: A Tour of the Multiple Mirror Telescope

Story first featured on the University of Arizona Steward Observatory’s education program “Active Galactic Videos” here.  Atop Mount Hopkins near Tucson, Arizona, stands the Multiple Mirror Telescope. At the time of its establishment in 1979, it was the third largest telescope in the world – even President Carter sent congratulations on its dedication. Since its construction, technology has significantly advanced and the MMT is no longer … Continue reading Rotating Telescopes & Collaboration: A Tour of the Multiple Mirror Telescope