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00:05:00

Gravity Waves

by James Pye
Gravity Waves
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 5 years ago | 1400 views
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Theory and evidence for gravity waves

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00:02:00

Olber’s Paradox

by Various Presenters
Olber’s Paradox
for 14-19 and upwards,
Highschool presentations | 14-19 and upwards | 6 years ago | 1365 views
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Students explain why the sky is dark at night, despite there being many billions of bright stars.

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