Planetary science Blog Scientists identify a ‘sugar world’ beyond Neptune The surface of a Kuiper Belt object called Arrokoth is rich in glucose, ribose and other sweet molecules Read article: Scientists identify a ‘sugar world’ beyond Neptune
Earth sciences Research update Early Earth’s magnetic field strength was similar to today’s Relatively strong field may have protected life forms 3.7 billion years ago Read article: Early Earth’s magnetic field strength was similar to today’s
Stars and solar physics Research update Stellar magnetic fields may give doomed exoplanets a temporary reprieve Proposed mechanism could explain why the orbits of some "hot Jupiters" decay slower than expected Read article: Stellar magnetic fields may give doomed exoplanets a temporary reprieve
Planetary science Research update JWST data reveal interior structure of puffy exoplanet Two independent teams have analysed spectral data from the James Webb Space Telescope to investigate the exoplanet WASP-107 b Read article: JWST data reveal interior structure of puffy exoplanet
Earth sciences Research update Ancient lull in Earth’s magnetic field may have allowed large animals to evolve Period of ultra-weak field nearly 600 million years ago could have contributed to increase in oxygen levels that favoured complex life Read article: Ancient lull in Earth’s magnetic field may have allowed large animals to evolve
Planetary science Research update Venus is losing water much faster than previously thought, study suggests Planet may once have had oceans like Earth Read article: Venus is losing water much faster than previously thought, study suggests
Planetary science Opinion and reviews What lies beneath: unearthing the secret interior lives of planets Ian Randall reviews What’s Hidden Inside Planets? by Sabine Stanley Read article: What lies beneath: unearthing the secret interior lives of planets
Planetary science Research update Planet-gobbling stars are more common than we thought Spectral analysis of stellar “twins” also suggests a significant fraction of planetary systems may be unstable Read article: Planet-gobbling stars are more common than we thought
Plasma physics Research update Space weather phenomenon observed in the lab for the first time Magnetosphere events known as whistler mode chorus emissions can now be produced in a controlled environment Read article: Space weather phenomenon observed in the lab for the first time
Planetary science Research update Water observed on asteroids for the first time Detection by SOFIA mission backs wandering planets models Read article: Water observed on asteroids for the first time
Physics World podcast Explore our two regular podcast series, Physics World Weekly and Physics World Stories