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7:57 Fast English (UK) A1

What Is Dark Energy? | Space Mysteries | Earth Lab

BBC Earth Lab - 3 years ago

59,506 views
7:17 Fast English (UK) A1

Can You Get Fit by Doing Absolutely Nothing? | Medical Myths | Earth Lab

BBC Earth Lab - 3 years ago

15,392 views
7:23 Fast English (UK) A1

Are These Signals From Aliens? | Space Mysteries | Earth Lab

BBC Earth Lab - 3 years ago

25,643 views
1