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How the ancient Greeks understood the universe; what they got right and what they got wrong. How Aristotle understood the Earth ...

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 ...

In this lecture, we will look at the different properties of light and the different types of light that make up the electromagnetic ...

Lecture on science and astronomy. I start by going through some of the topics that may be covered in an introductory astronomy ...

A brief look at ancient astronomy from the earliest times through the middle ages. These lecture videos are designed to ...

As doctors and nurses are on the frontlines, saving the lives of those infected by COVID-19, others have a role to play to prevent ...

In this lecture, we will look at how time is measured in astronomy and how these measurement come together to give us the ...

"Protecting the sky is the core mission because without the sky there is no science of astronomy" - International Astronomical ...

In celebration of International Dark Sky Week, astronomy intern Sydney answers some of the internet's most searched questions ...

In this lecture, we will look at the early history of astronomy from ancient times and Stonehenge to the early Greek astronomers to ...

The astronomical images taken by Hubble are amongst the best known in the world. Behind these iconic observations stands a ...

In this lecture, we will discuss the star catalogs of the Babylonians which are the earliest known surviving star catalogues.

In this ESOcast, six astronomers tell us about the hottest topics in contemporary astronomy. Covering topics ranging from dark ...

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 ...

Get to know Dr Lisa Harvey-Smith. She's a CSIRO astronomer working on the Australian Square Kilometre Array pathfinder or ...

In this lecture, we will look at the three different types of spectra that are produced: continuous, emission, and absorption. Kirchoff's ...

Astronomer Sam Lawler got photobombed by Saturn when doing Kuiper Belt observations, leading to a drastic overexposure, ...

In this lecture, we will look at measuring distances to the stars. We will look at using radar measurements in the solar system and ...

Description:** Journey into the heart of the Renaissance with an exploration of Nicolaus Copernicus and his groundbreaking ...

In this lecture, we will briefly discuss the numbering system used by the Babylonians which we still use for some things today.