A map of the stars
From notebook sketches to space-telescope data: explore how mapping starlight using the Herzsprung-Russell (H-R) diagram helps us trace the life stories of stars across the universe.
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From notebook sketches to space-telescope data: explore how mapping starlight using the Herzsprung-Russell (H-R) diagram helps us trace the life stories of stars across the universe.
Meet the universe’s ultimate drama queens – stars that steal, explode, and shine brighter than ever before.
In an update using the latest scientific research, all the basic SI units will soon be officially defined in terms of the Universe’s fundamental constants.
Gravitational waves were predicted by Einstein – but where do they come from, and what different types might there be out in the cosmos?
Scientists are searching deep underground for hard-to-detect particles that stream across the Universe.
Intrigue your students with some surprising experiments – it’s a great way to challenge their intuitions and explore the laws of mechanics.
Get your students to use their smartphones for some hands-on astronomy.
Measure the distance from Earth to the Moon using high-school geometry and an international network of schools and observatories.
Different stars shine with different colours, and you can use a light bulb to help explain why.
A map of the stars
Celestial cannibalism: investigating cataclysmic variable stars
SI units: a new update for standards
Gravitational waves: a taxonomy
Science goes underground
When things don’t fall: the counter-intuitive physics of balanced forces
Smart measurements of the heavens
Geometry can take you to the Moon
Starlight inside a light bulb