This clip from "SciTech Now" is an excerpt from the Red Sky Productions Downloadable docsary "Chattahoochee: From Water War to Water Vision" on the state of water as a resource.

In this clip from "SciTech Now, we go into the lab with two chemists to find out what chemistry is and what chemists do.

In this clip from "SciTech Now, Co-Director of The American Chestnut Research & Restoration Project, William Powell, has developed a fungi resistant American Chestnut tree to restore its declining population.

A group of migrating birds, Vaux’s Swifts, are known for the dazzling display they create as they funnel into brick chimneys to roots for the night. These birds are losing their chimney habitat, but one group is working to create a new habitat for this fascinating bird. We take a look into Darwin’s unseen manuscripts. Calwave Power Technologies is harnessing the renewable power of ocean waves to produce both electricity and freshwater. And we see how Penn State students are predicting perfect sunsets.

In this clip from "SciTech Now, Adam Obeng of Columbia University shares his new app, Chirp.

In this clip from "SciTech Now," geologist Christine McCarthy discusses the STEM focused organization, Science Cheerleaders.

The presence of ice and oxygen on Europa, one of Jupiter’s four moons, has lead scientist to hypothesize that the moon could harbor extraterrestrial life. We go into the lab to see what scientist think Europa’s environment might be like. Investigator Juan Pablo Bello shares how and why he and his team are mapping the sounds of New York. Researcher Caren Cooper speaks about how ordinary people are changing the face of scientific discoveries. And a breakthrough discovery of the aspirin of the future.

In this clip from "SciTech Now, we see how the community of San Antonio is working to create solutions to climate change.

In this clip from SciTech Now, we check out how New York neighborhoods are going digital with informative websites.

Discover a variety of instruments used to survey the climate’s past and present. We discuss a new study that is re-evaluating the extinction of thousands of animal and plant species. We visit the largest planetarium in the western hemisphere where visitors can experience the cosmos in a whole new way. And we take a look at how Fitbit technology is helping students at Lenoir-Rhyne University track and monitor Blue Herons.

In this clip from SciTech Now, Director of Columbia University’s Center for Climate and Life, Peter de Menocal, sits down to explain the climate innovation gap.

Urban farms are cropping up in many U.S. cities as a different and innovative way to increase access to health food and biodiversity. We visit a St. Louis, Missouri farm that has taken urban farming to a new level. Director of Columbia University’s Center for Climate and Life, Peter de Menocal, sits down to explain the climate innovation gap. Florida’s Crystal River is being choked by unwanted algae that has invaded the waterway. We join researchers as they work to reverse the damage that has been done to this once crystal clear waterway. And we investigate a new robotic surgical system that makes precise surgery faster and easier.

In this edition of SciTech Now, see how scientists determine the viability of plant life in space. Take a look at the growing popularity of eSports with journalist Rod Breslau. John Howell of the University of Rochester discusses the science behind invisibility and what it would take to create Omni directional cloaking devices. And a New Jersey water treatment plant is reducing its greenhouse gas emissions by turning waste into energy.

In this clip from "SciTech Now, we go into the lab with roach researchers at Rutgers University in New Jersey.

In this clip from "SciTech Now," we talk with Code for America's Project Director, Cyd Harrell.

In this clip from "SciTech Now we explore the rich history of the Cold Spring Harbor Laboratory on Long Island.

In this clip from "SciTech Now," we see how professionals at Columbia University strive to uncover the vast mysteries of the human brain in an effort to find better treatments for neurological diseases.

In this clip from "SciTech Now, Science Friday's video producer, Luke Groskin, expands on a study looking at children and their imaginary companions.

Join us as we take a look at the physics of snowboarding and how one company has made it their mission to make the most entertaining snowboard ever. Serial inventor, Michael Dubno, shares his thoughts on the Maker Movement, how he’s fueling his passion for gadgets and his goal to share that passion with students around the country. We chat with “Hidden Figures author, Margot Lee Shetterly, about the untold story of the African American women who helped NASA win the space race. And Researchers in Yellow Stone National park are tracking grizzly bears.

In this clip from "SciTech Now, scientist, Ainissa Ramirez, discusses the possibility of a genetic marker pointing towards a higher likelihood of one person having concussions more often than others.