How do radio telescopes work?

Astronomers have different ways of watching the universe, including optical telescopes like Hubble and radio telescopes like the SKA. But how do radio telescopes actually work? This animation shows you how both dish and dipole antennae receive radio waves to … Continued

How many stars are there in space?

Exactly how many stars are in space? – MeeSong. Astronomer Brian Jackson answers a student’s question about the number of stars in space, and the answer is mind-boggling. This explainer article and resource are best suited to Earth and Space … Continued

A Spacetime Trilogy with Jared Kaplan

Jared Kaplan, theoretical physicist at John’s Hopkins University, looks to black holes, gravity, and even a dazzle of zebras, to examine profound and whimsical questions about spacetime and our universe. This film series was submitted to the SCINEMA 2021 International … Continued

Aurora Traditions of the First Australians

The Southern Lights of the Aurora Australis are writ large in the storytelling traditions of Indigenous Australians, write Krystal De Napoli and Duane Hamacher. This article demonstrates real-world applications of magnetism, electrical charge and waves to Physics students, the features … Continued

Solar System Knowledge of the First Australians

For at least 65,000 years, First Nations Australians have understood Earth’s place in the solar system and the universe, write Kirsten Banks and Duane Hamacher. This extended resource and activity are best suited to Year 5 Earth and Space students … Continued

Exoplanet atmosphere hints it formed far from star

Chemical fingerprint of the exoplanet Osiris shows unexpectedly high carbon. Find out how astronomers have used spectroscopy to analyse the chemical composition of the atmosphere of Osiris. This resource is best suited to Chemistry, Earth and Space and Physics students … Continued