Courses

Data engineering is essential for organizations to harness the power of their data. This learning path teaches the in-demand skills—SQL, Python, Apache Airflow®, data warehousing, data governance, and more—needed to solve complex data challenges. Through hands-on practice and real-world scenarios, you can gain the technical expertise to design and implement scalable data solutions. Tune in, pass the final exam, and earn your certificate. This certificate is endorsed by Astronomer, a leader in modern data orchestration. Continue your learning journey by exploring Astronomer Academy and attaining an Apache Airflow® certification.Explore SQL fundamentals for querying relational databases.Practice Python programming for data engineering tasks.Discover Apache Airflow for orchestrating data pipelines.Describe key concepts in data warehousing and governance.

Discover the ancient sky with an award-winning teacher and noted astronomer.

Explore the Milky Way galaxy with the Hubble Space Telescope and a prominent astronomer.

Explore the thrilling world of pulsars, quasars, and supermassive black holes with an active radio astronomer.

Explore Astronomer's journey from cloud lock-in to open-source independence in this 24-minute Linux Foundation conference talk. Learn how the data engineering platform transitioned from AWS-managed services to open-source solutions running on Apache Mesos and DC/OS. Discover the challenges faced with proprietary components and the steps taken to adopt Apache Airflow, Apache Kafka, and Marathon. Gain insights into the company's engineering and product obstacles, infrastructure-as-code practices using Terraform, monitoring solutions with Prometheus, and future plans involving Kafka Connect, Amazon S3, and Kubernetes. Understand the benefits and considerations of moving away from cloud provider lock-in and embracing open-source technologies for greater flexibility and independence in data engineering workflows.

Explore the transformative power of adopting a cosmic perspective in this 16-minute TEDxPerth talk by Greg Quicke, an outback Australian 'bush' astronomer. Discover how truly realizing our place in the cosmos can lead to profound changes in our perception and actions. Learn from Quicke's unique perspective as he shares engaging insights on seeing both the Earth and the surrounding universe in a new light. Gain valuable knowledge from the astronomer known as #spacegandalf, who has been featured as the Practical Astronomer on BBC and Australian ABC television's 'Stargazing Live' with Professor Brian Cox, and starred in his own 10-part series 'A Stargazer's Guide to the Cosmos'.

Gain a superb introduction to the wonders of the night sky with this course-taught by an award-winning astronomer-that explores the fundamentals of stargazing.

Explore the wonders of our shared night sky in this captivating TEDx talk by astronomer Dimitri Douchin. Delve into the rich history of celestial observation, its significance to past generations, and the current threats facing our ability to view the stars. Learn about Douchin's work as a researcher at Western Sydney University, where he collaborates with Aboriginal communities in the Blue Mountains to rediscover local traditional astronomy. Gain insights into the importance of preserving our connection to the cosmos and the cultural heritage embedded in stargazing practices.

Explore thought-provoking discussions from the Aspen Ideas Festival 2021 Day 3 Plenary in this 55-minute video. Delve into diverse topics including the impact of dating apps on online and offline behavior, the challenges faced by city mayors during the pandemic and racial reckoning, and the search for extraterrestrial life and its implications for sustaining life on Earth. Hear from the founder of Bumble about revolutionizing dating strategies, gain insights from the mayor of Chicago on urban leadership during crisis, and listen to an astronomer's perspective on humanity's place in the cosmos and its relevance to our planet's future.

Explore the concept of solar systems beyond our own in this final lecture of Carl Sagan's 1977 Christmas Lectures series. Delve into theoretical work suggesting planets frequently accompany stars, and consider the implications for potential extraterrestrial life. Examine the state of planetary discovery at the time, contrasting it with modern findings of over 450 exoplanets. Learn about the evolution of planetary exploration, from early interpretations of Mars to NASA's Viking Program. Discover the origins and significance of the Royal Institution Christmas Lectures, a long-standing tradition of presenting science to young people. Investigate topics such as the neighborhood of the Sun, perspective of stars, future space exploration, the Voyager phonograph record, evolution of Earth, radio astronomy, natural frequencies, and the possibility of extraterrestrial contact.

Join astronomer and science communicator Dr. Phil Plait in this captivating talk as he takes you on an immersive journey through Saturn's celestial wonders, based on his book "Under Alien Skies: A Sightseer's Guide to the Universe." Experience what it would feel like to navigate above Saturn's magnificent rings, encounter its mysterious moons, and even float through its atmosphere in a hot-air balloon. Go beyond mere astronomical facts to truly envision yourself exploring these distant cosmic landscapes, making the wonders of our solar system's most iconic gas giant feel tangible and real.

Explore the groundbreaking discoveries of astronomer Dimitar Sasselov and his team in this 23-minute TED talk. Delve into their search for Earth-like planets that could potentially answer age-old questions about the origin and existence of biological life beyond our planet. Learn about the hundreds of such planets already identified and their implications for our understanding of the universe. Gain insights into the cutting-edge techniques and technologies used in this astronomical quest, and consider the profound implications of finding habitable worlds beyond Earth. Discover how this research contributes to our knowledge of planetary formation, the potential for extraterrestrial life, and our place in the cosmos.

Explore the cultural significance of night skies and the urgent need to protect them from light pollution in this thought-provoking TEDx talk. Discover how the stars have shaped human stories, myths, and legends across diverse cultures and backgrounds. Learn about the challenges posed by expanding urban areas and increasing artificial lighting, which threaten our ability to observe and connect with the constellations. Join astronomer Martin Griffiths as he discusses the importance of preserving our celestial heritage and protecting the delicate ecosystem of the night sky. Gain insights from this award-winning science communicator and author on why reclaiming dark skies is crucial for future generations and our cultural legacy.

Explore the fascinating world of Big Data in astronomy through this 18-minute TED talk. Discover how astronomers are collecting vast amounts of information about our ever-changing universe using giant telescopes. Learn about the innovative techniques used to capture and process astronomical images at an unprecedented scale. Gain insights into how this wealth of data is opening new windows into our understanding of the cosmos and revolutionizing the field of astronomy.

Explore the fascinating realm of exoplanets in this captivating lecture by Elizabeth Tasker from the Japan Aerospace Exploration Agency. Delve into the bizarre and extreme worlds orbiting distant stars, from scorching hot Jupiters with incredibly short years to resurrected planets circling long-dead stars. Discover planets with dual sunsets, global oceans, and even seas of tar that surpass the imagination of science fiction. Learn about the various detection methods astronomers use to uncover these alien worlds, including the transit technique and wobble method. Investigate the concept of habitable zones and ponder the potential for life on these strange new worlds. Gain insights into planetary formation, migration, and the complex dynamics of exoplanetary systems. Despite some audio issues, this talk offers a comprehensive overview of the cutting-edge field of exoplanet research and its implications for our understanding of the universe.

Explore the fascinating world of exomoons in this 35-minute World Science Festival video featuring astronomer David Kipping and moderator Brian Greene. Delve into the history of exoplanet discoveries, learn about the methods used to detect exoplanets, and understand the potential significance of exomoons in the search for extraterrestrial life. Discover the challenges and excitement surrounding the ongoing quest to identify exomoon candidates, and gain insights into this cutting-edge area of astronomical research. Perfect for space enthusiasts and those curious about the possibilities of life beyond our solar system.

Explore the fascinating search for alien life in this 1-hour lecture by astronomer Dimitar Sasselov, founding director of Harvard's Origins of Life Initiative. Delve into the physical and chemical phenomena of life beyond our solar system, examining the potential for life to develop in unimaginable ways. Learn about the importance of hydrogen, helium, and other elements in the formation of life, as well as the significance of water planets and deep water cycles. Investigate the carbon cycle, cloth rates, and game-changing discoveries in the field. Gain insights into laboratory experiments simulating simple systems that could lead to life. Recorded at the 2015 World Science Festival in New York City, this thought-provoking talk challenges conventional ideas about extraterrestrial life and offers a glimpse into cutting-edge research in astrobiology.

Explore the fascinating world of exoplanet discovery in this 14-minute TEDx talk by Professor Scott Gaudi. Learn about the innovative microlensing technique he developed to search for planets beyond our solar system. Discover how Gaudi's groundbreaking work led to the first Jupiter/Saturn analog discovery in 2008 and his ongoing efforts to determine exoplanet demographics. Gain insights into NASA's WFIRST mission and the future of extrasolar planet exploration from this award-winning Ohio State faculty member and chair-elect of the Exoplanet Exploration Analysis Group.

Explore the fascinating world of exoplanets in this 16-minute TED talk by astronomer Sara Seager. Discover the prevalence of planets orbiting stars beyond our solar system and gain insights into what we currently know about these distant worlds. Learn about Seager's favorite exoplanets and the cutting-edge technology being developed to gather more information about them. Delve into the exciting possibility of detecting exoplanets that may harbor life, as Seager presents innovative approaches to expanding our understanding of these distant celestial bodies.

Explore the fascinating theory of cosmic inflation and its role in explaining the early universe in this comprehensive lecture by astronomer David Mulryne. Delve into the limitations of the hot big bang model and examine alternative ideas about the universe's origin. Learn about the expansion of the universe, general relativity, and key concepts like the flatness problem and horizon problem. Discover how cosmic inflation addresses these issues and potentially explains the origin of cosmic structure. Gain insights into cutting-edge cosmological research and the ongoing quest to understand what happened before the hot big bang.