Link About It: This Week’s Picks

Photographing the Milky Way, using lava as a building material, studying alien signals and more from around the web

New Study Sheds Light on 45-Year-Old Alien Signal Mystery On 15 August 1977 at 10:16PM EST, Ohio State University’s Big Ear radio telescope scanned the Sagittarius constellation and detected a signal that was 20 times stronger than average, background emissions. When astronomer Jerry Ehman reviewed the findings the next morning, he wrote “Wow!” next to it, unknowingly naming the signal and its subsequent mystery. Since …

Record-Breaking Suspension Footbridge Opens in the Czech Republic

Connecting one mountain to another, 95 meters above the valley floor, the world’s longest suspension footbridge—measuring 721 meters or 2,365 feet—has opened in the Czech Republic. Located in the Dolní Morava resort (about 123 miles east of Prague), the bridge—named Sky Bridge 721—took two years to construct and is now open to visitors seeking thrills and stunning views of the Jeseníky mountains. The attraction will …