Posts Tagged ‘atmosphere’
10-Extinctions: Showdown of the giant space rocks
Dani DellaGiustina is one of the youngest leaders of a NASA mission, and she was in charge of image processing for OSIRIS-REx before she even got her PhD. OSIRIS-REx is a spacecraft sent to study asteroid Bennu and scheduled to return a sample to Earth in 2023.
Read More6.5-Extinctions: Dinosaurs, volcanoes, the space station, oh my!
Join us for our next six-part miniseries on Extinctions as we learn about the demise of the dinosaurs, what makes a comet “extinct,” the Cambrian and Triassic periods, volcanoes, and the aforementioned (planned) fiery end of the International Space Station!
Read MorePutting Brains in Rock Machines
What happens when you cross medical science with geophysics? In one study published last year, the result was one-part interdisciplinary and one-part science fiction.
Read MoreE23 – Bonus Clip: Meteorite Hunting in Antarctica
Nina Lanza is a member of a research team hunts for meteorites in Antarctica. In this bonus clip from Episode 23, Between a Varnished Rock and a Hard Place, Nina describes the remote location where they set up camp, being holed up while the howling katabatic winds battered her tent and her brain, and explains the strategies…
Read MoreCentennial E9 – The Sun and the Exploding Sea
In 1972, in the waning years of the Vietnam War, U.S. military pilots flying south of Haiphong harbor in North Vietnam saw something unexpected. Without explanation, and without warning, over two dozen sea mines suddenly exploded. While the phenomenon was never officially explained, it piqued the interest of space scientist Delores Knipp.
Read MoreE20 – Ballooning on Venus
Venus, Earth’s nearest planetary neighbor, is a rocky world close in size to our own. In our solar system, it is the planet most like Earth. But Earth and Venus have taken different developmental paths, creating curious contrasts for scientists interested in planetary evolution.
Read MoreE18 – Riders on the Storm
Few natural phenomena are more difficult to study than tornadoes. They’re short-lived, their locations are notoriously hard to predict, and getting close enough to observe them is both challenging and extremely dangerous.
Read MoreCentennial E2 – Uncovering the Ozone Hole
In the mid-1980s, scientists uncovered a troubling phenomenon: The ozone layer, which protects all living things on Earth from the Sun’s ultraviolet radiation, was rapidly thinning over Antarctica.
Read MoreCentennial E1 – How the Cold War advanced atmospheric science
Tensions escalated between the United States and Soviet Union in the wake of World War II as the two countries stockpiled nuclear weapons and detonated hundreds of test bombs in the atmosphere. But this arms race had an unexpected side effect: scientists learned for the first time how air behaves in Earth’s upper atmosphere and how pollution, volcanic ash, and radioactive fallout travel around the globe.
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