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New open cluster discovered using Gaia

Using data from ESA's Gaia satellite, German astronomers have detected a new open cluster in the Milky Way galaxy. The newly found cluster, designated Gaia 8, consists of about 100 stars, most likely including the Beta Lyrae ...

Comet's collapsing cliffs and bouncing boulders

Scientists analyzing the treasure trove of images taken by ESA's Rosetta mission have turned up more evidence for curious bouncing boulders and dramatic cliff collapses.

Could we intercept interstellar comet C/2019 Q4 Borisov?

When 'Oumuamua passed through our solar system two years ago, it set off a flurry of excitement in the astronomical community. Here was the first-ever interstellar object that be observed by human trackers, and the mysteries ...

'Snow-cannon' Enceladus shines up Saturn's super-reflector moons

Radar observations of Saturn's moons, Mimas, Enceladus and Tethys, show that Enceladus is acting as a "snow-cannon," coating itself and its neighbors with fresh water-ice particles to make them dazzlingly reflective. The ...

AIDA collaboration highlights case for planetary defence

Surprising results from recent asteroid missions have highlighted the importance of testing planetary defence strategies in space, according to scientists participating in the joint ESA/NASA Asteroid Impact and Deflection ...

Stony-iron meteor caused August impact flash at Jupiter

Analysis of a bright flash in Jupiter's atmosphere observed by an amateur astronomer in August 2019 has revealed that the likely cause was a small asteroid with a density typical of stony-iron meteors. The impact is estimated ...

Dusty vacuums may be astronauts' biggest health risk

Human lungs have proven to be remarkably adaptable to life in space, but dust may their biggest challenge, even greater than the lack of gravity, according to a leading aerospace medicine expert, writing in the Medical Journal ...

Rare metallic asteroids might have erupted molten iron

The metallic asteroid Psyche has mystified scientists because it is less dense than it should be, given its iron-nickel composition. Now, a new theory could explain Psyche's low density and metallic surface.

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Environment
Study estimates more than 100,000 cancer cases could stem from contaminants in tap water
Optics & Photonics
Team closes in on 'holy grail' of room temperature quantum computing chips
Earth Sciences
Study of ancient climate suggests future warming could accelerate
Materials Science
Platinum-graphene fuel cell catalysts show superior stability over bulk platinum
Earth Sciences
Dust from a giant asteroid crash caused an ancient ice age
Quantum Physics
'Poor man's qubit' can solve quantum problems without going quantum
Earth Sciences
Greenland's growing 'ice slabs' intensify meltwater runoff into ocean
General Physics
New hunt for dark matter: Physicists theorize a novel way to explore the nature of dark matter with lasers
Environment
Microbe chews through PFAS and other tough contaminants
Environment
Cutting emissions gradually will avert sudden jump in warming
Optics & Photonics
Researchers discover new topological phases in a class of optical materials
General Physics
Ultrafast optical field-ionized gases: A laboratory platform to study kinetic plasma instabilities
Bio & Medicine
Suntanner, heal thyself: Exosome therapy may enable better repair of sun, age-damaged skin
Plants & Animals
Grizzlies show remarkable gene control before and during hibernation
Plants & Animals
Study gives the green light to the fruit fly's color preference
Archaeology & Fossils
Coral reefs and squat lobsters flourished 150 million years ago
Archaeology & Fossils
A technological 'leap' in the Edomite Kingdom during the 10th century BCE
Earth Sciences
Study explores how rock expands near soil surface in Southern Sierra Nevada
Bio & Medicine
DNA 'origami' takes flight in emerging field of nano machines
Ecology
Ecologists find strong evidence of fishing down the food web in freshwater lake