Metabolism is known to be linked to lifespan in some species, though it remains unclear how this effect is mediated. Here they show that reduced pyruvate dehydrogenase (PDH) activity lowers ...

Choose from Animals Outline Clip Art stock illustrations from iStock. Find high-quality royalty-free vector images that you won't find anywhere else. Video Back Videos home Signature collection ...

Apr. 15, 2025 — Platforms such as iNaturalist and eBird encourage people to observe and document nature, but how accurate is the ecological data that they collect? A new study shows that citizen ...

Shawn Simpson has long been fascinated by the creativity of animals. He first became interested in the notion as a boy when he was enchanted by a spider’s web. Now a lecturer in philosophy at the ...

But isn’t the difference between this and a Freddy Krueger movie just one of degree? On the other hand, my definition would exclude graphics used in advertising or political propaganda, as they are ...