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Vice President Mike Pence: “The space environment is fundamentally changed in the last generation.”

The president proposes a new branch of the military for space defense. Local experts weigh in on Space Force.

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(Courtesy Lincoln Park Zoo)

A groundbreaking program to study urban wildlife using a network of motion-triggered cameras is expanding to Canada and South Africa. 

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(Frank McNamara / Flickr)

Researchers from Cornell University and the EPA are raising concerns about the potential impact of recently discovered non-invasive species on the overall health of the Great Lakes.

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(Anne Brooke / U.S. Fish and Wildlife Service)

As part of a relatively new Lincoln Park Zoo project, guano from bats across the Chicago area is collected and tested for levels of cortisol, an indicator of stress. 

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A revolutionary new telescope detects a mysterious signal, and why sleeping with the light on could increase your risk for diabetes. Rabiah Mayas joins us with stories making headlines in the world of science.

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A judge blocks the release of blueprints for 3D printed guns. Is it reasonable regulation, or a violation of the First Amendment?

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Retired University of Chicago astrophysicist Eugene Parker speaks with Chicago Tonight on Tuesday, July 31, 2018.

Next week, the retired University of Chicago astrophysicist, 91, will watch as a probe named in his honor is launched from the Kennedy Space Center and catapulted to the sun’s corona.

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The GMT will consist of seven mirrors, each eight meters in diameter, to make a single optical surface that’s 24.5 meters wide. (Giant Magellan Telescope – GMTO Corporation)

There’s a telescope under construction in Chile, and it’s slated to be the world’s largest – if it’s completed in time.

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Mars is bright in the summer sky this week. (Credit: NASA / JPL / USGS)

For the next several days, the celestial event calendar includes some stellar highlights for observers in Chicago and around the globe.

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A synthetically fossilized lizard foot created by Field Museum scientists who recently developed a way to simulate key parts of the fossilization process. (Courtesy Field Museum)

Fossils typically take tens of millions of years to develop, but a Chicago scientist recently helped discover a new way to simulate the fossilization process in a lab – in just 24 hours.

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(Courtesy of U.S. Department of Energy Office of Science)

A new report from an environmental advocacy group criticizes Illinois and more than two dozen other states for adopting renewable energy plans that allow for dirty energy sources. 

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Cook County Fisheries biologists Jim Phillips and Steve Silic in the walleye hatchery.

Though not a terribly romantic process, walleye breeding at the Cook County Forest Preserve District produces thousands of young fish for county lakes. We take a closer look.

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(PollyDot / Pixabay)

If you’re not ready to raise chickens in your backyard, you could try your hand at another popular trend: urban beekeeping.

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The latest on a major city infrastructure project that officials say was made necessary because of climate change.

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Renowned paleontologist and University of Chicago graduate Steve Brusatte tells us about his new book, “The Rise and Fall of the Dinosaurs: A New History of a Lost World.”

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The SamurAI sorting robot, manufactured by Canada’s Machinex Technologies. (Courtesy Lakeshore Recycling Systems)

Chicago-based Lakeshore Recycling System is the first company in the U.S. to install a new “self-aware” machine that sorts through recycled materials.