Life all over the planet—even far from the coasts—depends on the oceans. A pair of NASA satellites, PACE and SWOT, is giving us a fresh look at Earth’s water. PACE tracks color changes driven by tiny plankton, which give us a big-picture view of ocean life. By measuring sea level height from space, SWOT shows ocean currents and other features in new detail. ... Show More
Apr 2025
Earth Series: From Space to Your Plate
Earth has an incredibly varied and ever-changing landscape—jagged mountains, arid deserts, lush rainforests, rolling wheat fields. Before NASA came on the scene, no one was keeping a systematic eye on the ground from above. NASA scientist Brad Doorn explains how one long-running ... Show More
31m 53s
Dec 2023
Uncovering the Inner Workings of the Oceans
What comes to mind when you think of the ocean? Maybe a day at the beach — swimming in the waves, snorkeling through coral reefs, fishing, surfing, and sunsets that kiss the blue horizon. But Earth's oceans are more than all of that; they're our planet's defining feature, its lar ... Show More
43m 26s
Nov 2024
S27E135: Miranda's Oceanic Mystery, Mars' Green Spotted Rocks, and the 2035 Martian Walk Target
SpaceTime Series 27 Episode 135
*Could Uranus Moon Miranda Have a Subsurface Ocean?
A new study suggests that Uranus' moon Miranda may harbour a liquid water ocean beneath its peculiar jigsaw-like surface. The findings, published in the Planetary Science Journal, challenge existi ... Show More
20m 42s
Jul 2025
A magical world at the ocean’s edge
In coastal California, researchers grapple with potentially losing a landscape they love. Guests: Rebecca Johnson, Director of the Center for Biodiversity and Community Science at the California Academy of Sciences; Peter Roopnarine, Curator of Invertebrate Zoology & Geology at t ... Show More
36m 42s