91Èȱ¬

I didn’t know that!

Did you know that flies fly in rectangles and fish hide by lighting themselves up?

• 26 mins

Why am I embarrassed when I fall?

Falling can be serious – so why do we find it embarrassing or even funny?

• 26 mins

Is beer better without alcohol?

How does non-alcoholic beer differ from the original - and is it better for us?

• 32 mins

Which animal has the biggest carbon footprint?

Humans emit far too much planet-warming carbon, but what about other species?

• 28 mins

How high can birds fly?

What altitude can birds cope with, and which species soars highest?

• 27 mins

Is my smartwatch good for my health?

Do smartwatches reliably monitor fitness? And can they make us healthier?

• 27 mins