Some of these billion-dollar tricks might be obvious, but some may just surprise you.

Physicist Stephen Hawking said pollution coupled with human greed and stupidity were the biggest threats to humanity.

On Wednesday, Pfizer announced plans to submit its vaccine candidate for emergency authorization in days.

The US Food and Drug Administration is working "as quickly as possible" to authorize Pfizer and Moderna's vaccines.

On Monday, Dr. Scott Gottlieb stated that Pfizer and Moderna vaccines could "effectively end this pandemic in 2021."

Jim Bridenstine leads NASA, America's preeminent scientific agency, tasked with exploring outer space.

Research has found that early trauma can lead to “limbic scarring” on the brain.

Republican Senator Susan Collins has killed the latest Republican attempt to repeal and replace the Affordable Care Act.