In 2015, amateur astronomers sifting through data gathered by the space telescope Kepler observed inexplicable light fluctuations from a distant star. The star - named Tabby's star - sparked two years-worth of scientific debate, inquiry, and theories closer to science fiction than science.
Tara Holley Corrigan
Writer • Illustrator • Animator
Have you ever wondered why glaciers are blue? It's a journey of light bouncing through ice and snow.
Interactive KnightLab Media. Follow the summit attempt of Ilma Vallée and a team of climbers on Alaska’s Denali, North America’s highest mountain. Not only is the climb technically perilous, the ever-changing weather and high altitude present challenges to the most experienced mountaineers. Over 16 days in 2021, the team attempted to reach Denali's summit sitting at 20,310 ft. (6,190 m) above sea level.