Curious kids Emma and her big brother Tim observe different animals as they make their way through various life milestones, from birth to adulthood.
This documentary takes a deep dive into the benefits, dangers and lingering questions around Kratom leaf as an alternative to opioid painkillers.
Baffling symptoms. Controversial diagnoses. Costly treatments. Seven people with chronic illnesses search for answers and relief.
Traversing disciplines from physics to psychology, nine scientists share ideas and seek common ground by delving into deep existential questions.
This eye-opening look at the fast-growing medical device industry reveals how the rush to innovate can lead to devastating consequences for patients.
Six young women, who each live near one of Earth's major rivers, share how the Waterschool environmental education program has impacted their lives.
This documentary series explores the stories behind history's most fascinating innovations, including games, technology, sports, medicine and more.
Scientists and survivors revisit the harrowing EF5 twister that ripped through Moore in 2013 and explore the challenges of predicting extreme weather.
This NOVA program investigates deadly train accidents and explores how technological advances can help make travel by rail safer and more efficient.
An Italian company attempts to build the world's most luxurious cruise ship, but must navigate an ocean of financial and safety concerns to do so.
Five years after the nuclear crisis in Fukushima, a new generation of nuclear engineers grapples with the future of this controversial power source.
A team of scientists discovers ancient rock-cut tombs while uncovering how the first settlers of the Himalayas arrived, adapted and lived.
Historians, boat builders and experts examine the tale of Noah's Ark, studying ancient texts and attempting to rebuild a forerunner of the Ark itself.
From lithium-ion to flow batteries, host David Pogue delves into innovations in energy storage that could help power a greener future.
Researchers and educators highlight the gaps in the U.S. education system and share their visions for innovative and meaningful learning environments.
Engineers join the race to design cutting-edge robots capable of performing human tasks, but major technical and ethical challenges lie ahead.
Scientists venture onto the ice to find out why krill, creatures crucial to the Antarctic ecosystem, are disappearing at an alarming rate.
Neuroscientists study the mechanisms of memory to explore a challenging idea: that memory is malleable and can be shaped by not only ourselves.
The theory that rocks on Earth gave birth to key minerals may inspire people to look at these ho-hum objects with a newfound appreciation.
Scientists and experts discuss the brilliant mind of Albert Einstein, whose theories and ideas changed the way humanity views the world.
A magnitude 7.8 earthquake strikes Nepal in April 2015. Scientists race to calculate the impact and devise ways to mitigate future disasters.
A concealed chamber in South Africa houses hundreds of human remains that may help fill a gap in history and reveal the true origins of our species.
Amid the ever-changing cyberwar landscape, the powerful National Security Agency is viewed with a mixture of awe and fear around the world.
In the darkest depths of the oceans, species generate light to hunt, mate and communicate, while scientists seek ways to harness their power.
Sir John Franklin's search for the Northwest Passage ended in tragedy in 1848. In 2014, a team of scientists sets out to find one of his lost ships.
Officials and experts discuss violent radicalization in the internet age and how governments leverage technology and psychology to address new thre...
Narrated by Jeff Bridges, this compelling documentary examines some incredible achievements of engineering from across the globe.
An in-depth look at the designers, programmers and wild personalities who are revolutionizing virtual reality and global gaming culture.
In this vivid series about the wonders of science, the Wu-Tang Clan's GZA travels far and wide to meet innovators who are changing our world.
Through interviews with technology thought leaders and futurists, this timely documentary examines the erosion of privacy in the digital age.
This enlightening series from Vox digs into a wide range of topics such as the rise of cryptocurrency, why diets fail, and the wild world of K-pop.
While experimenting with the latest gadgets, two pals debate the benefits, drawbacks and petty annoyances that come with leading tech-fueled lives.
Skilled medical units around the U.K. work against the clock to keep patients alive during the critical first hour of emergency care.
In late-1800s Boston, a vision for the first subway in the U.S. overcomes opposition and technical setbacks, setting a bold precedent for other cit...
Inventor and genius Nikola Tesla, whose ideas revolutionized the use of electricity, envisioned technology that became indispensable decades later.
This life portrait honors nature author Rachel Carson, whose writings led to new laws on pesticides and ushered in an environmental movement.