Do plants need sunlight?
How did our stable body temperatures evolve?
Our warm bodies come at such a huge metabolic cost that experts cannot agree on why this ability has evolved at all. How do we and other animals come to stay warm, whilst keeping our cool?
Heated eyes give swordfish deep-sea ‘night vision’
Some 300m below the ocean surface it is always twilight, and cold… The water is barely above zero. Fast-moving squid…
What is language?
Many animals produce song, but for one species, the vocal repertoire stands out as remarkable. Their calls, specific to their…
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