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.

Yo-Yo Ma, one of the world’s most renowned and beloved musicians, is trying to provide comfort in this time of crisis. Ma has been posting videos of himself performing short pieces and encouraging other musicians -- of all levels -- around the world to join him in offering “Songs of Comfort.” Ma joi

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...

The first free flight of a Morpheus prototype lander was conducted Dec. 10, 2013, at Kennedy Space Center's Shuttle Landing Facility. The 54-second test began with the Morpheus lander launching from the ground over a flame trench and ascending approximately 50 feet, then hovering for about 15 second...

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

On November 27th, 2022 the Mauna Loa volcano erupted for the first time in 38 years. As a result, a wide swath of Hawaii's Big Island, including 50,000 people are at risk of being inundated by lava flows. This video will discuss Mauna Loa's ongoing eruption which began at its summit just before midn...

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...

In the near future, the North Pole could truly be relegated to the realm of history. Since scientists started measuring winter sea ice, we’ve lost half a million square miles of it—and for every additional ton of carbon dioxide in the air, about 32 square feet of summer sea ice disappears. Robin