US President Barack Obama has unveiled what he called "the biggest, most important step we have ever taken" in tackling climate change. The aim of the revised Clean Power Plan is to cut greenhouse gas emissions from US power stations by nearly a third within 15 years. The measures will place signifi...

The Stand is Stephen King’s apocalyptic vision of a world decimated by plague and embroiled in an elemental struggle between good and evil. The fate of mankind rests on the frail shoulders of the 108-year-old Mother Abagail (Whoopi Goldberg) and a handful of survivors. Their worst nightmares are emb

There's a medical marijuana plant that has parents moving to Colorado to help their children. The strain of marijuana is called "Charlotte's Web," and it's named after a young girl in Colorado previously reported on by CBS4. The strain, converted into oil, has drastically changed Charlotte Figi's li...

The argument is overwhelming that there is a federal constitutional right to marry a person that you love. And 36 states have held that. Seventy percent of the American people now live in a state that has constitutional or statutory marriage equality. And the history of the Supreme Court is a histor

This scene shows several activated T cells attacking rapidly dividing cancer cells of a growing tumor. The activation and proliferation of cytotoxic T cells are critical for immune-mediated tumor destruction. Recent scientific advances have reignited interest in the area of cancer immunotherapy.

Stay Home Vogue - Vogue Corona Parody by Chris Mann.

The first image from the James Webb Space Telescope was released at an event led by President Biden, Vice President Harris and NASA officials. Mr. Biden said the telescope, the most powerful ever built, "symbolizes the relentless spirit of American ingenuity." Watch the event here.

The mechanisms of evolution explained in one video. The theory of evolution explains how the enormous variety of life could come into existence. How it is possible for primitive life forms to spawn the millions of different creatures, that exist today. Unfortunately, evolution is often misunderstood...

Global bee populations continue to be threatened by poor farming practices, pollution, and urban sprawl. Yet, in the middle of Israel’s arid Arava region, bee colonies are coming back to life thanks to a perfect mix of clean air and plentiful fields of pollinator friendly crops. Because of Jewish Na

How do you make a working human heart? Scientists can turn stem cells into beating heart cells, but getting them to organize into a 3D heart requires a scaffold. At the Massachusetts General Hospital in Boston, Harald Ott and his team are reusing the scaffold that nature provides. They're stripping...