Astronomy
Science Bytes
Dark matter makes up 85% of the universe and is responsible for its underlying structure. Yet it doesn't emit or absorb light. We can only observe how it pulls and tugs on other things. But scientists at Stanford have pioneered new visualization methods, based on massive computer simulations, that allow them to see and study dark matter in ways that have never before been possible. Continue
POV
On a search to discover what he lost when he moved to New York City from rural Maine and found a night sky devoid of stars, Ian Cheney discusses making 'The City Dark,' the role of a documentarian, and some simple steps that people can take to preserve the dark night. Continue
NOVA
With new tools, scientists are striving to better grasp our star and its potentially widely destructive solar storms. Continue
NOVA
NOVA Labs: Learn how to use the Helioviewer, a tool at the heart of NOVA's Sun Lab. Continue
POV
Is darkness becoming extinct? When filmmaker Ian Cheney moves from rural Maine to New York City and discovers streets awash in light and skies devoid of stars, he embarks on a journey to America’s brightest and darkest corners, asking astronomers, cancer researchers and ecologists what is lost in the glare of city lights. Continue
NOVA
NOVA Labs: New solar telescopes are allowing us to see the Sun like never before. Continue
NOVA
NOVA Labs: Most of what we know about solar science comes from reading the Sun's light. Continue
PBS KIDS Previews
Neil deGrasse Tyson visits Martha Speaks. Continue
NOVA
The Mystery of the Milky Way: From Galileo's to today's, telescopes have opened grand vistas onto our galaxy and beyond. Continue
NOVA
New tools let scientists better grasp our star's potentially destructive solar storms. Continue
NOVA
Learn about solar storms and do your own research using images from NASA telescopes. Continue
POV
Patricio Guzmán's Nostalgia for the Light is a remarkable meditation on memory, history and eternity. Chile’s remote Atacama Desert, 10,000 feet above sea level, provides stunningly clear views of the heavens for astronomers. But it also holds secrets from the past: human remains, from pre-Columbian mummies to the bones of political prisoners "disappeared" during the Pinochet dictatorship. Continue
NOVA
NOVA Labs: What would happen if a solar storm overwhelmed Earth's natural defenses? Continue
NOVA
NOVA Labs: What are the processes that produce the Sun's light and heat? Continue
NOVA
NOVA Labs: Bursts of plasma released by the Sun create "space weather" around our planet. Continue
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