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103,995 results
How the ancient Greeks understood the universe; what they got right and what they got wrong. How Aristotle understood the Earth ...
141,085 views
7 years ago
This video was sponsored by Skillshare.
2,426 views
4 years ago
In this lecture, we will look at astronomy and science in general. We will take a brief look at some of the objects student and ...
2,702 views
2 years ago
In this lecture, we will look at the different properties of light and the different types of light that make up the electromagnetic ...
1,562 views
In this lecture, we will look at the early history of astronomy from ancient times and Stonehenge to the early Greek astronomers to ...
1,918 views
In this lecture, we will look at how time is measured in astronomy and how these measurement come together to give us the ...
1,147 views
This gives an overview of the magnitude scale starting with ancient Greeks who assigned each star a number on the scale of 1 to ...
537 views
3 months ago
In this lecture, we will discuss the Chechen Itza region and the astronomical structures located there. Specifically , we will look at ...
139 views
1 year ago
THE SKY: A FILM LESSON IN GENERAL SCIENCE is a silent educational film designed to teach general science concepts, ...
17 views
2 days ago
In this lecture, we will look at the last hundred years of astronomical discoveries from 1923-2023. This gives us an idea of how our ...
1,141 views
Welcome to 10-Minute Astronomy, by Prof. Jim Caffey, a 30 part series free and sharable OER (Open Educational Resource) and ...
125 views
"Protecting the sky is the core mission because without the sky there is no science of astronomy" - International Astronomical ...
1,281 views
Welcome, my name is Phil, and in this video I discuss what the differences are between civil, nautical, and astronomical twilight.
2,180 views
5 months ago
Get Ready for a Breathtaking Astronomical Event, In January, you can see six out of seven planets in our solar system at the same ...
276,963 views
Welcome, my name is Phil, and in this video I discuss what the differences are between the astronomical horizon and the true ...
4,778 views
March marks a turning point in the Earth's celestial dance. This month, we approach the first equinox of the calendar year, and the ...
16,821 views
1 month ago
Does your astronomical observatory need some self-awareness about its environment? Watch me repair and upgrade the ...
18,376 views
In this lecture, we will look at the concepts of magnitudes and how we can use the apparent and absolute magnitudes of stars to ...
274 views
Lecture on science and astronomy. I start by going through some of the topics that may be covered in an introductory astronomy ...
2,031 views
The astronomical images taken by Hubble are amongst the best known in the world. Behind these iconic observations stands a ...
4,168 views
8 years ago
In this ESOcast, six astronomers tell us about the hottest topics in contemporary astronomy. Covering topics ranging from dark ...
9,151 views
6 years ago
How Copernicus and Galileo ushered in our modern understanding of the cosmos and brought the Sun to the center of the solar ...
12,288 views
Technically I wrote this but I was very drunk. I take no responsibility for my actions. They are my actions, I just don't take any ...
10,089 views
Prof. Jim Caffey Presents: "10-Minute Astronomy!" 2021 Edition Chapter 21 The Birth of Stars and the Discovery of Planets outside ...
157 views
I continue my quest to alienate myself from the entire astronomy community. Support the channel by buying Dylan's Telescopes, ...
66,505 views
