快猫短视频

Regulars

Battle cruiser approaching light speed in an outer space wormhole, 3d digitally rendered illustration; Shutterstock ID 91289105; purchase_order: -; job: -; client: -; other: -

How long would it take to speed up to 99 per cent light speed? Part 2

More readers imagine how to bring humans to near-light speed while still riding in comfort

Regulars
2CCYRY3 Please Do Not Feed The Horses

This week鈥檚 new questions

Regulars

Comment

Who needs Eurovision when we have the Dance Your PhD contest?

Regulars

Tom Gauld on the joys of a sunny day

Regulars

Twisteddoodles on the moon’s awkward emo phase

Regulars
Guatemala - Tabil - Maya ladies collect corn, an essential crop that is also part of their traditional cultural heritage. Corn is used to make tortilla, served at each meal, but also soups.

Environment

These photos reveal the unique agricultural system of the Maya people

Regulars
BP2AYN Pinocchio wooden toys, Montepulciano, Tuscany, Italy

Mind

Can we get better at spotting when someone is lying?

Regulars
Hand of male holding soil in the hands for planting. Expert hand of farmer checking soil health before growth a seed of vegetable or plant seedling. Gardening technical, Agriculture concept.; Shutterstock ID 2252590625; purchase_order: -; job: -; client: -; other: -

How can I ensure that most of my body is used after my death?

Regulars
P2H56B Weasel standing upright, Mustela nivalis, Germany

Why do many animals have white underbellies? Part 2

Regulars
Male nose close up bottom view - hair in the nostrils; Shutterstock ID 1895123341; purchase_order: -; job: -; client: -; other: -

I see why we have two eyes and two ears 鈥� but why two nostrils? Part 2

More expert comment from our readers on this one, with additional answers looking into how we have a dominant nostril, as well as considering the question from an evolutionary perspective

Regulars

This week鈥檚 new questions

Regulars

Comment

Would snails be better than whales for explaining big data? Maybe

Regulars

Tom Gauld on the hidden realm of fungi

Regulars

Twisteddoodles on VR headset scenarios for a cardio workout

Regulars