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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 ...

Newly discovered comet is likely interstellar visitor

A newly discovered comet has excited the astronomical community this week because it appears to have originated from outside the solar system. The object—designated C/2019 Q4 (Borisov) - was discovered on Aug. 30, 2019, ...

Research redefines lower limit for planet size habitability

In The Little Prince, the classic novella by Antoine de Saint-Exupéry, the titular prince lives on a house-sized asteroid so small that he can watch the sunset any time of day by moving his chair a few steps.

Recipe for planets

It's not every day that clues about the origin of our solar system fall from the sky, but one Victoria University of Wellington researcher has found just that—in a meteorite that collided with Earth 50 years ago.

An exoplanet within arm's reach: The Earth

Exobiology is an exciting discipline. It is based simultaneously on the latest data from astrophysics, planetary geology and the origins of life on Earth, all of which are evolving as we continue to study them. It could be ...

Mission to Jupiter's icy moon confirmed

An icy ocean world in our solar system that could tell us more about the potential for life on other worlds is coming into focus with confirmation of the Europa Clipper mission's next phase. The decision allows the mission ...

Fluorescent glow may reveal hidden life in the cosmos

Astronomers have uncovered a new way of searching for life in the cosmos. Harsh ultraviolet radiation flares from red suns, once thought to destroy surface life on planets, might help uncover hidden biospheres. Their radiation ...

Storming Area 51 to find aliens? Here's some science to consider

Millions of people have signed up to a tongue-in-cheek Facebook event to storm the US military base "Area 51" on 20 September to discover whether aliens are inside. While the organisers said it was a joke, the US military ...

Can Earth life survive on Mars?

Is there life on Mars, and can life from Earth survive there—or on other space bodies? The international BIOMEX research team, which includes researchers from many countries and space organizations, including Natuschka ...

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Cyanide compounds discovered in meteorites may hold clues to the origin of life
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Researchers model how octopus arms make decisions
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Name an exoplanet
Astrobiology
'Fettuccine' may be most obvious sign of life on Mars, researchers report
Astrobiology
Ultra-small microbes exhibit extreme survival skills in Ethiopia's Mars-like wonderland
Space Exploration
ExoMars PanCam filters
Space Exploration
Sedimentary, dear Johnson: Is NASA looking at the wrong rocks for clues to Martian life?
Astronomy
Elusive molecule, first in Universe, detected in space
Astronomy
Powerful particles and tugging tides may affect extraterrestrial life
Astrobiology
Can organisms survive on Mars, and can we identify them?
Space Exploration
Asteroids, hydrogen make great recipe for life on Mars
Space Exploration
Hayabusa2 helps researchers understand ingredients for life in early solar system
Space Exploration
Rehearsing for the Mars landings in Hawaii and Idaho
Astrobiology
Scientists tackle major challenges to sending astronauts to search for life on Mars
Astrobiology
Simulated extravehicular activity science operations for Mars exploration
Astrobiology
Complex life might require a very narrow habitable zone
Space Exploration
First evidence of planet-wide groundwater system on Mars
Astrobiology
Clues to Martian life found in Chilean desert
Astrobiology
NASA study reproduces origins of life on ocean floor

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Could Venus have been habitable?
Earth Sciences
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Mathematics
Where to park your car, according to math
Evolution
Computer simulations show human ancestors would have had an easier time giving birth than modern women
Evolution
Evolution of learning is key to better artificial intelligence
Astronomy
Comet gateway discovered to inner solar system, may alter fundamental understanding of comet evolution
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Open cluster NGC 2345 investigated in detail
Earth Sciences
Daily rainfall over Sumatra linked to larger atmospheric phenomenon
Plants & Animals
Lab develops novel approach to study sound recognition in acoustically orienting animals
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The best of two worlds: Magnetism and Weyl semimetals
Quantum Physics
Appreciating the classical elegance of time crystals
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Water may be scarce for new power plants in Asia
Optics & Photonics
HD microscopy in milliseconds
Cell & Microbiology
New insight as to how cells maintain their identity
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The next agricultural revolution is here
Evolution
Vampire bats help unravel the mystery of smell
Economics & Business
Social scientist questions methodology of climate services technology firms
General Physics
How to get a particle detector on a plane