"Discover amazing and mind-blowing facts you won't believe with Top 10 videos! Explore the weird, wonderful, and unbelievable ...

Sunlight reaching Earth’s surface isn’t as stable as we might think—it’s actually fluctuated dramatically over the decades due to pollution and clean air efforts. An international team of researchers ...

"The new model can account for both structure formation and stability, and the key observational properties of the expansion of the universe at large." ...