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The iconic Earthrise photo from Apollo 8. Photo: NASA

The First Time Humans Orbited the Moon

Daniel Hautzinger

On Christmas Eve of 1968, the three astronauts of Apollo 8 read from the Bible while broadcasting images of the moon from closer than any person had ever been. Not only was it the first manned spacecraft to orbit the moon, it also gave us one of the most iconic images ever. 
A robot dog from Spy in the Wild

The Inner Life of Man's Best Friend

Daniel Hautzinger

They may be our closest animal companions, but how much do we really know about them? Discover whether dogs dream, how intelligent they are, what their attachment to humans is, how well they understand us, and why they sometimes eat their own poop.
A jumping spider in Nova Wonders. Photo: WGBH Educational Foundation

'NOVA Wonders' About Science's Unanswered Questions

Daniel Hautzinger

NOVA usually focuses on questions scientists know the answers to, but the new miniseries NOVA Wonders asks the questions we don’t fully understand: what is dark matter? Is there extraterrestrial life? Can build a truly intelligent artifical intelligence?
An illustration of a black hole. Image: Courtesy WGBH

Curving Spacetime: Mind-Boggling Facts about Black Holes

Daniel Hautzinger

They're a curvature in spacetime that even light can't escape; an object sucked into one is crushed into an infinite density. We haven't been able to see them, but we can hear them, in a sense. Learn more confounding information about these enigmas of space.
President Lyndon B. Johnson signs the Public Broadcasting Act of 1967. Photo: Yoichi Okamoto/LBJ Library

The Stories Behind PBS Shows

Daniel Hautzinger

50 years ago, President Lyndon B. Johnson created a federally funded public broadcasting system to "enrich man's spirit." PBS has produced a wide range of programs since then. Learn a little bit about the history of some of your favorites.
A rendering of NASA's Cassini above Saturn's northern pole, ready to dive into Saturn's rings. Image: Courtesy NASA

Eight Mind-Expanding Discoveries Made by NASA's Cassini Mission

Daniel Hautzinger

NASA's Cassini spacecraft has been orbiting Saturn for thirteen years, gathering data about the planet, its many unique moons, and its mysterious rings. Now it is poised to make a final dive into the planet's atmosphere. What have scientists learned from this extraordinary mission?
Composite image of totality showing the corona during the 2015 eclipse in Svalbard with the magnetic field of the sun outlined in the coronal loops. Photo: Jay Pasachoff & Ron Dantowitz

Test Your Solar Eclipse Knowledge

Daniel Hautzinger

Did you watch the solar eclipse yesterday? Test your knowledge of the 2017 eclipse and general solar eclipse knowledge here, as you bask in the afterglow of the amazing event.
This image from NASA’s Solar Dynamics Observatory shows the moon crossing in front of the sun. Photo: NASA/SDO

Watching the Eclipse Across America

Daniel Hautzinger

It's been almost four decades since the last one, and another won't happen until 2024: the first total solar eclipse to pass over the lower 48 states since 1979 is a big deal – you don't want to miss it. Find live feeds and other resources from PBS stations across the country.
A solar eclipse.

The Solar Eclipse: Unlike Anything Else in the Sky

Daniel Hautzinger

On August 21, the first total solar eclipse since 1979 that can be seen in the lower 48 states will cross America. In Chicago, we'll see 87% of the sun covered. The Adler Planetarium shares tips and fun facts about eclipse: "Pictures don't do it justice."
A damaged pipe in Flint, Michigan. Photo: Caitlin Saks/WGBH

NOVA: Poisoned Water in Flint

Daniel Hautzinger

NOVA: Poisoned Water investigates what caused the water crisis in Flint, Michigan. "Our water infrastructure is more fragile and more vulnerable than we realize,” says filmmaker Llewellyn Smith. 
Drawing of a nuclear reactor based on Chicago Pile-1 from the 1944 patent application by inventors Enrico Fermi and Leo Szilard. (Image courtesy Argonne National Laboratory)

The Atomic Age's Beginnings on a Squash Court in Chicago

Daniel Hautzinger

75 years ago on December 2, scientists at the University of Chicago inaugurated the nuclear era by engineering the first self-sustaining nuclear chain reaction. Learn about the origins of nuclear power and the upsides and downsides of its future.

The Museum of Science and Industry's Great Train Story exhibit. (Courtesy of J.B. Spector/Museum of Science and Industry, Chicago)

MSI's Train Guy

Daniel Hautzinger

"The Great Train Story" at the Museum of Science and Industry is a beloved stalwart of the museum. Meet the man who maintains it in advance of a NOVA episode on "Why Trains Crash," airing February 22 at 9:00 pm.
The Regent Seven Seas Explorer. (Courtesy of Martin Gorst)

The Extravagant Features of a Luxury Cruise Ship

Daniel Hautzinger

Personal butlers, in-suite spas, prints by Chagall and Picasso, hand-blown Murano glass: this is a cruise at its most luxurious.
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