¿ìè¶ÌÊÓƵ

Last word

¿ìè¶ÌÊÓƵ's popular Last Word series gives readers the opportunity to answer each other's questions about everyday science phenomena, from the shape of scones to the evolutionary history of toenails. To answer a question or ask a new one, email lastword@newscientist.com

CHEETAH acinonyx jubatus, Adult running through Savannah ; Shutterstock ID 1652757304; purchase_order: -; job: -; client: -; other:

Life

Must the evolution of any adapted trait in nature reach a limit?

Regulars

2M5GPCD Preparations of plants with bubble wrap for the winter

Life

Should bubble wrap face the inside or outside of the object? Part 2

Regulars

2CA4Y7K Comet crashing into earth

Space

If an antimatter meteor came into our solar system, how would we know?

Regulars

This sequence of artist's illustrations shows how a black hole can devour a bypassing star. 1. A normal star passes near a supermassive black hole in the center of a galaxy. 2. The star's outer gasses are pulled into the black hole's gravitational fie

Life

This week’s new questions

Regulars

BCM7JY Rainbow above rolling farmland on the edges of Dartmoor National Park Devon England Spring April 2009. Image shot 2009. Exact date unknown.

Life

Why do rainbows refract light into many colours but not clouds? Part 2

Regulars

WMD74J Beautiful Flower Garden Flowers Perennial Annual Plants Colourful Bed Border Cottage Garden Flowerbed August Colorful Mixed Bed Mix Scene Breathtaking

Life

This week’s new questions

Regulars

Disappointed woman packing for a journey: she is standing in front of her suitcase overfilled with clothes, travel and vacations concept; Shutterstock ID 2314449417; purchase_order: -; job: -; client: -; other:

Life

How do you get the most clothes into a suitcase?

Regulars

2C0KN5C Funny husky dog in glasses lying on the grass in a summer park

Life

Is short-sightedness found in other animals? Part 3

Regulars

Quantum correlation- 3d rendered image of quantum entanglement. Abstract background. Quantum mechanics background. Atomic structure, large collider, CERN concept. Muon Spinning particle, muon g-2, Higgs boson light speed neon stripes abstract image. Collision of Particles in the Abstract Collider.

Life

What happens if an entangled particle falls into a black hole?

Regulars

Child's Spinning Top Toy; Shutterstock ID 365058569; purchase_order: -; job: -; client: -; other:

Last Word

This week’s new questions

Regulars

Leopard gecko lizards on the rock, cute lizards that are easy to care for, eublepharis macularius, animal closeup; Shutterstock ID 2551815383; purchase_order: -; job: -; client: -; other: -

Last Word

Which animals can recognise individual people?

Regulars

3D illustration of A space station flies through the vastness of space. Spacecraft, spaceship design. High quality digital space sci-fi art in 5K - realistic visualization. Render; Shutterstock ID 2565680455; purchase_order: -; job: -; client: -; other: -

Last Word

What would the surface of a neutron star look like? Part 2

Regulars

Piano Exit Overlay Banner Mobile Piano Exit Overlay Banner Desktop