午夜福利1000集合

2DHCKHY High angle view of smiling boy with gap toothed in park

Why is teething so painful for babies but not growth of second teeth?

A dentist explains how the eruption of adult teeth can be painful too, and how to avoid making it worse

experienced hand of the old music teacher helps the child pupil; Shutterstock ID 379622230; purchase_order: -; job: -; client: -; other: -

Why is the left hand used for intricate violin fingerwork? (Part 3)

Four cheerful female friends having fun on summer road trip

This week鈥檚 new questions

Scaring up scary ways to scare birds

Tom Gauld on magic mirrors

Twisteddoodles on chemical reactions

Long Exposure Of Tungurahua Volcano Exploding In The Night Of 29 11 2011 Ecuador Shot With Canon Eos Mark Iv Converted From Raw Large Amount Of Noise Visible At Full Size; Shutterstock ID 109905245; purchase_order: -; job: -; client: -; other: -

Earth

Stunning image of erupting volcano reminds us of Earth鈥檚 violent past

2DCB2RF making a mini sandarium for wild bees, bowl is filled with crocks for drainage, series picture 4/18, Germany

Life

Why putting broken pottery in your plant pot won’t help with drainage

iss067e189024 (July 16, 2022) --- The sun's rays begin to illuminate the Earth's atmosphere as the International Space Station flew into an orbital sunrise 261 miles above Texas. iss067e189024 NASA ID: iss067e189024 iss067e189024 (July 16, 2022) --- The sun's rays begin to illuminate the Earth's atmosphere as the International Space Station flew into an orbital sunrise 261 miles above Texas. Date Created:2022-07-16 Center:JSC

When was the first sunrise on Earth?

Bengal cat washing itself on bed; Shutterstock ID 1123136123; purchase_order: -; job: -; client: -; other: -

Why do cats wash themselves, while dogs don鈥檛?

Cats hate getting wet but dogs don鈥檛, say our readers - who also hint that cats may have evolved to a superior level to their canine companions

Will the planets of our solar system ever line up in a row? (Part 2)

This week鈥檚 new questions

Have bite-mark forensics bitten the dust?

Tom Gauld on contact with aliens