We know how the universe began. An event we call the Big Bang started it all about 13.8 billion years ago. How the universe ...

"For the last 20 years, people believed that the cosmological constant is positive, and the universe will expand forever," Tye says. "The new data seem to indicate that the cosmological constant is ...

What if the universe remembers? A bold new framework proposes that spacetime acts as a quantum memory. For over a hundred ...

Signs from the Universe aren’t always obvious. Some signs happen quickly, which requires heightened awareness and attention. Other signs are discreet, suggesting you have to read between the lines to ...