SETI Institute Courses

Lunar Impact? Asteroid 2024 YR4 and the Risk to the Moon

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Explore asteroid 2024 YR4's potential lunar impact in 2032, JWST's role in refining impact odds, and what a kilometer-wide crater could mean for lunar science and Earth's satellites.

• YouTube
• 31 minutes
• Self-Paced
• Free Video

Looking for Life on Mars - Lessons from Viking Experiments and the Atacama Desert

Explore the controversial Viking Mars experiments and discover why following salt traces, rather than water, might be key to finding extraterrestrial life in extremely dry environments.

• YouTube
• 27 minutes
• Self-Paced
• Free Video

55 Cancri e: A Rocky World with a Thick Atmosphere

Explore how super-Earth 55 Cancri e's atmosphere and magma oceans provide insights into the early conditions of Mars, Venus, and Earth, based on recent JWST observations and research findings.

• YouTube
• 30 minutes
• Self-Paced
• Free Video

Earth as an Exoplanet - Using Remote Sensing Data to Find Habitable Worlds

Explore how scientists use Earth as a model to detect habitable exoplanets through the LIFE mission, examining remote sensing techniques and biosignature detection methods.

• YouTube
• 29 minutes
• Self-Paced
• Free Video

Finding Indicators of Nuclear Activity in Open-Source Images Using AI and ML

Explore cutting-edge AI/ML techniques for detecting nuclear activity indicators through open-source imagery analysis, presented by SETI Institute researchers in this technical deep dive.

• YouTube
• 1 hour 2 minutes
• Self-Paced
• Free Video

Have We Really Detected Dyson Spheres? The Real Story

Explore recent astronomical discoveries of potential Dyson spheres with SETI experts as they analyze evidence and discuss implications for detecting advanced civilizations in our galaxy.

• YouTube
• 14 minutes
• Self-Paced
• Free Video

When Galaxies Collide - Euclid Reveals What Triggers Active Black Holes

Explore how galaxy mergers trigger supermassive black hole growth using Euclid telescope data, machine learning, and multi-wavelength observations to understand cosmic collisions.

• YouTube
• 30 minutes
• Self-Paced
• Free Video

Life After Ice - 46,000-Year-Old Worms Wake Up

Discover how scientists revived 46,000-year-old nematodes from Siberian permafrost, exploring cryptobiosis and life's extreme resilience through deep time.

• YouTube
• 31 minutes
• Self-Paced
• Free Video

SETI@home Update - 21 Years of Citizen Science and 100 Signals to Investigate

Discover how 21 years of SETI@home citizen science led to 100 intriguing signals requiring investigation, exploring distributed computing and extraterrestrial intelligence search methods.

• YouTube
• 48 minutes
• Self-Paced
• Free Video

Worlds of Fire - What Molten Exoplanets Teach Us About Planet Formation

Explore cutting-edge research on molten rocky exoplanets with fiery magma oceans, uncovering how these extreme worlds form, evolve, and reveal secrets about planetary system diversity.

• YouTube
• 35 minutes
• Self-Paced
• Free Video

Life in Titan's Ocean? The Microscopic Possibility of Biomass on Saturn's Moon

Explore the potential for microscopic life in Titan's subsurface ocean and discover why Saturn's largest moon might harbor only tiny amounts of biomass, making detection challenging.

• YouTube
• 39 minutes
• Self-Paced
• Free Video

When We Find Life - Science, Society, and Survival

Explore the societal, political, and philosophical challenges humanity will face when alien life is discovered and how to prepare for this monumental moment.

• YouTube
• 40 minutes
• Self-Paced
• Free Video

Super-Earth Laboratory: Using HD 20794 d to Understand Habitability

Explore how super-Earth HD 20794 d serves as a laboratory for understanding habitability, as scientists discuss exoplanet detection, potential habitable worlds, and what this unique planet reveals about life possibilities in our universe.

• YouTube
• 26 minutes
• Self-Paced
• Free Video

Why is Mars Red? New Research Suggests Ferrihydrite is the Key

Discover how new research by Dr. Janice Bishop suggests Mars' red color comes from ferrihydrite—a water-rich mineral—rather than hematite, indicating the planet once had abundant liquid water before drying up billions of years ago.

• YouTube
• 34 minutes
• Self-Paced
• Free Video

Comet 3I/ATLAS Perihelion Update

Discover the secrets of Comet 3I/ATLAS, a rare interstellar visitor from another star system, as astronomers race to study this cosmic traveler before its 2025 perihelion.

• YouTube
• 50 minutes
• Self-Paced
• Free Video