
NOVA — Season 50

A vast workforce of engineers, technicians, and laborers are engaged in a hurried effort to construct London's ambitious new railway, the Elizabeth Line – Europe's largest infrastructure undertaking.

From Cape Canaveral, a NASA spacecraft named Lucy ascended, embarking on a journey to the Trojan asteroids – a vast population of space rocks over four hundred million miles from Earth. These distant objects are believed to harbor crucial i…

Archaeological findings are increasingly dismantling the long-held notion of the Amazon as an untouched wilderness. Evidence of sophisticated, ancient societies is emerging, revealing civilizations that thrived for centuries and supported p…

Embark with researchers as they employ the cutting-edge James Webb Space Telescope, a marvel of NASA engineering, to probe the depths of cosmic time. Their quest: to locate the earliest stars and galaxies that ignited the universe, and to d…

The shift in our weather is undeniable. Across the United States, we witness a spectrum of consequences stemming from a changing global climate: prolonged heat waves, increasingly violent downpours, devastating wildfires, and extended perio…

The United States has recently committed to a bold climate objective: achieving net-zero carbon emissions by the year 2050. A crucial interim target is to reduce emissions by half within the next decade, by 2030. Is this aspiration attainab…

The North Atlantic right whale ranks among the most critically endangered large marine mammals on Earth. Numbers dwindled to fewer than 350 by 2023, raising the specter of extinction within two decades. Yet, dedicated teams of marine biolog…

In January of 2022, a volcanic eruption of immense force convulsed the Pacific islands of Tonga, its impact felt globally. Through firsthand narratives of the catastrophe and captured moments by those who witnessed it, explore the terrifyin…

Does what meets the eye reflect true reality? In this two-part exploration, neuroscientist Heather Berlin embarks on a journey to unravel the intricate ways our brains construct our experience of the world – and why our perceptions are not …

Do you truly guide your actions, or are you a mere vessel for forces beyond your conscious awareness? Neuroscientist Heather Berlin invites us to explore the hidden depths of the subconscious. From the peculiar phenomenon of sleepwalking to…

A fragile layer of gas now embraces Earth, a tenuous atmosphere shielding a world of verdant landscapes, sapphire oceans, and teeming life. Yet, 4.5 billion years ago, our planet was starkly different: a fiery realm of molten lava and desol…

A global ice age, lasting for 700 million years, gripped Earth in a relentless freeze. Ice extended from the poles, threatening to extinguish the planet’s nascent complex life. Yet, how did life endure such a harsh epoch? Contemporary scien…

For billions of years, the oceans of Earth pulsed with life while the land remained a desolate, unwelcoming realm. The question remains: how did life first conquer the terrestrial world? Scientists investigate the emergence of these pioneer…

Two hundred and fifty-two million years ago, Earth endured its most catastrophic mass extinction, an event that eradicated approximately ninety percent of all living species. The cause was a series of unprecedented volcanic eruptions, spewi…

The narrative of Earth’s history is uniquely possible now, four and a half billion years after its formation, because a technologically advanced, self-aware species walks its surface—a species capable of observing the very world that birthe…

Within a few decades, China has become a formidable force in science and technology. This remarkable ascent begs the question: how did it achieve such prominence, and what future does it envision? This account offers a glimpse into the inne…

Malaria has long been a relentless affliction of humankind, a persistent scourge that continues to claim millions of lives each year in many regions. Could its defeat finally be within reach? Scientists are now poised for a significant adva…

For many who carry the legacy of slavery, the past remains shrouded in obscurity. This is the story of one family's determined search for a history stolen by time, a journey where science and genealogy offer the possibility of reconstructin…


