51��

Skip to content

Environment

This state’s power prices are plummeting as it nears 100% renewables

South Australia is proving to the world that relying largely on wind and solar energy with battery back-up is incredibly cheap, with electricity prices tumbling by 30 per cent in a year and sometimes going negative

51��

Space

Synchronised volcanic eruptions on Io hint at a spongy interior

51��

composite picture of Mars

Space

Mars's gravity may help control Earth’s cycle of ice ages

51��

Physics

Chernobyl cooling systems have lost power but meltdown risk is low

51��

Our solar system is extremely weird: Best ideas of the century

Space

Our solar system is extremely weird: Best ideas of the century

Features

Space

BepiColombo mission will start to unpick Mercury's secrets in 2026

51��

This is a false-color composite image of the Fomalhaut System taken with the Hubble telescope's Space Telescope Imaging Spectrograph (STIS) instrument in 2010 and 2012. The black circle at the center of the image blocks out the light from the bright star, allowing reflected light from the belt and planet to be photographed.

Space

Two asteroids crashed around a nearby star, solving a cosmic mystery

51��

A deep image of interstellar Comet 3I/ATLAS

Space

Comet 3I/ATLAS from beyond solar system carries key molecule for life

51��

Moon Crossing Face of Earth

Space

Forming moon may have taken three big impacts early in Earth’s history

51��

artwork of a section of the Kuiper Belt

Space

We’ve found an unexpected structure in the solar system’s Kuiper belt

A newly discovered cluster of objects called the “inner kernel” of the Kuiper belt could teach us about the early history of the solar system – including the movement of Neptune

51��

Environment

Australia is getting free electricity - will other countries follow?

Analysis

Environment

Solar energy is going to power the world much sooner than you think

51��

Space

A distant comet is forming new rings while we watch in real time

51��

Environment

What made solar power the most desirable energy source on the planet?

Comment