🗳 12 votes

Which gas makes up approximately 78% of Earth's atmosphere?

We breathe it every second, yet most people couldn't tell you what it actually is. The air around us is not what you think it is.

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Which figure from the history of British science deserves more recognition than they get?

🗳 26 votes

Which everyday phenomenon did Lord Rayleigh explain in the 1870s, earning him a Nobel Prize years later?

🗳 26 votes

Should new housing estates be required to plant only UK-native trees like oak and rowan?

🌿 Nature & Animals · 26 votes

How many hearts does an octopus have pumping away inside its squishy body?

🌿 Nature & Animals · 24 votes

Which social reformer opened Britain's first modern hospice, St Christopher's, in south London in 1967?

🌍 Society · 24 votes