Plastic is inert, so why does it have a taste and smell?
Plastic bin bags have a strong smell when first opened and water left in plastic bottles can acquire a distinct taste. What causes these smells and tastes?
Regulars
This week鈥檚 new questions
Regulars
Life
First ever high-res image taken of rare gazelles in a desert setting
Regulars
Cutting meat for Veganuary? Here’s how to get your protein from beans
Regulars
AI-powered hot pants that tickle you to better athletic performance
Regulars
Life
How you can help with penguin research by browsing images at home
Regulars
Tom Gauld on a suspicious set of round chocolates
Regulars
Twisteddoodles’ guide: How to do a science
Regulars
How long is 鈥榥ow鈥�, the gap between the past and the future?
Regulars
Can you get triple or quadruple rainbows? (continued)
More thoughts on the existence of multiple rainbows, and the conditions that give rise to them 鈥� including a very rare example captured on camera
Regulars
If plants communicate via their roots, do they get lonely in pots?
Regulars
This week鈥檚 new questions
Regulars
Technology
Stunning photo shows Virgo upgrade ready to hunt gravitational waves
Regulars
Space
How to spot the Winter (or Summer) Hexagon by locating its six stars
Regulars