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Metallic hydrogen would be the ultimate fuel - if we can make it

Technology

Metallic hydrogen would be the ultimate fuel - if we can make it

The universe’s most common element could also be its most wondrous. Two different groups of researchers say they've made it - but can either claim withstand scrutiny?

Features

transparent solar cell

Technology

Punching holes in solar cells turns them into transparent windows

News

Avi Loeb

Video

When will we hear from aliens? We may already have done so

Video

borisov

Space

Interstellar comet Borisov is about to pass close to Earth and the sun

News

Mount Piper coal Power Station, Portland NSW

Environment

Australia’s push for hydrogen power may prop up fossil fuel industry

News

Celestial time travel: How asteroids can reveal the history of space

Video

Celestial time travel: How asteroids can reveal the history of space

Video

Sheila Kanani at �鶹��ý Live

Video

Exploring the wonders of the solar system

Video

Arrokoth

Space

Distant space rock known as Ultima Thule renamed to avoid Nazi links

News

solar panels Chile

Technology

Massive solar panels in Chilean desert point to our renewable future

Regulars

Manual Override exhibition

Physics

Don’t miss: Art meets science, atoms find love and numbers grow curves

This week, see scientifically informed art in New York, discover our atomic past and wrap your mind round calculus with the help of some bad drawings

Culture

Definition

Perseid meteor shower

Technology

Tiny artificial sunflowers could be used to harvest solar energy

News

Space

Voyager 2 sent back its first detailed data from interstellar space

News

Space

Surprisingly round asteroid may actually be the smallest dwarf planet

News