The shape of the cosmos depends on a balance of two competing forces: the pull of gravity and the expansion driven by dark ...

TAMPA, Fla. — Brightline is looking to raise $400 million in funding to pay for an expansion of its high-speed rail service into Tampa. The private train service company wants to extend the railway to ...

“For the last 20 years, people believed that the cosmological constant is positive, and the universe will expand forever,” says Tye, a professor emeritus at Cornell. A positive constant acts like a ...

The most widely accepted scientific explanation for the arrival of all complex life on Earth has had an unsolved mystery at its heart. According to the theory, all plants, animals and fungi, known ...