Alien Life
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Scientists Find Meteorite-Eating Microorganism  SCI-NEWS.COM · 5 days
A species of archaea called Metallosphaera sedula is capable of growth on stony meteorites, utilizing metals trapped within these extraterrestrial objects as the sole energy source, according to... more
Can a single-celled organism 'change its mind'? New study says yes  PHYS.ORG · 5 days
Once, single-cell life claimed sole dominion over the earth. For some three billion years, unfathomable generations of unicellular organisms ate, grew and reproduced among only each... more
Life on Mars? Europe commits to groundbreaking mission to bring back rocks to Earth  PHYS.ORG · 5 days
It will be one of the most daunting, complicated and, potentially, scientifically rewarding missions ever undertaken to the red planet.... more
Investigating the rise of oxygenic photosynthesis  PHYS.ORG · 5 days
About 2.4 billion years ago, at the end of the Archean Eon, a planet-wide increase in oxygen levels called the Great Oxidation Event (GOE) created the familiar atmosphere we all breathe today. Researchers focused on life's... more
Solving Fossil Mystery Could Aid Mars Life Quest  ASTRO WATCH · 6 days
The search for evidence of life on Mars could be helped by fresh insights into ancient rocks on Earth. Research... more
Evidence of an Alien Planet Spotted Around a White Dwarf, a Cosmic First  LIVE SCIENCE · 6 days
For the first time ever, astronomers have spotted evidence of a planet circling a superdense stellar corpse known as a white dwarf,... more
Meteorite-loving microorganism  SCIENCE DAILY · 6 days
The archaeon Metallosphaera sedula can uptake and process extraterrestrial material. This is shown by an international team led by astrobiologists, who examines microbial fingerprints on meteorite materials. The researchers also conclude that M. sedula colonizes meteorite minerals faster than those... more
Meteorite-loving microorganism  PHYS.ORG · 7 days
Chemolithotrophic microorganisms derive their energy from inorganic sources. Research into the physiological processes of these organisms—which are grown on meteorite—provides new insights into the potential of extraterrestrial materials as a source of accessible nutrients and energy for microorganisms of the... more
Will 2020 Be the Year We Find Intelligent Alien Life?  LIVE SCIENCE · 2 weeks
Is 2020 the celestial payoff year, in which astronomers finally confirm a "technosignature" coming from an advanced alien civilization? more
Solving fossil mystery could aid Mars life quest  PHYS.ORG · 2 weeks
Research which suggests that structures previously thought to be fossils may, in fact, be mineral deposits could save future Mars missions valuable time and resources. more
Sugar Delivered to Earth from Space  ASTRO WATCH · 2 weeks
Researchers from Tohoku University, Hokkaido University, JAMSTEC, and NASA Goddard Space Flight Center investigated meteorites and found ribose and other sugars. These sugars possessed... more
Extraterrestrial impacts may have triggered 'bursts' of plate tectonics  PHYS.ORG · 2 weeks
When—and how—the Earth's surface evolved from a hot, primordial mush into a rocky planet continually resurfaced by plate tectonics remain some of the biggest unanswered questions in earth science research.... more
Watch Clouds on Mars Drift by in Supercomputer Simulations  LIVE SCIENCE · 2 weeks
Weather models are a daily staple of life on Earth, but they can go interplanetary as well, sometimes with a boost from Earth's most sophisticated computers. more
Aquatic microorganisms offer important window on the history of life  PHYS.ORG · 2 weeks
The air, earth and water of our planet are pulsating with living things. Yet, a vast and diverse web of life exists, about which almost nothing is known.... more
Probing exoplanet atmospheres could reveal telltale signatures of life  PHYS.ORG · 2 weeks
It may be that life is lurking out there on other planets. But stuck here on Earth, how can we ever know for sure? A good place to start is... more
Exoplanet Axis Study Boosts Hopes of Complex Life, Just Not Next Door  ASTRO WATCH · 2 weeks
“They’re out there,” goes a saying about extraterrestrials. It would seem more likely to be true in light of a new study on planetary... more
Spacewalk excursion to extend the life of a powerful spectrometer  PHYS.ORG · 3 weeks
One of the largest human-made permanent magnets in space resides on the International Space Station (ISS), and it's helping scientists better understand the origins of our universe. The... more
NASA Photos Show Insect- and Reptile-Like Life Forms on Mars, Entomologist Says  SCI-NEWS.COM · 3 weeks
Ohio University Emeritus Professor William Romoser has analyzed photos from NASA’s various Mars rovers, mostly from the rover Curiosity, and found insect/arthropod- and reptile-like... more
New 'warm Jupiter' exoplanet discovered  PHYS.ORG · 3 weeks
An international team of astronomers reports the discovery of a new "warm Jupiter" alien world transiting a main sequence late F-type star on an eccentric orbit. The newfound exoplanet, designated TOI-677 b, is about 20 percent bigger and... more
It's Still Not Aliens: 'Mars Bug' Claim Could Damage the Search for Life  LIVE SCIENCE · 3 weeks
A professor suggests there are insects on Mars, but this questionable claim could hurt the search for life, experts say. more
Researchers Find Extraterrestrial Sugars in Meteorites  SCI-NEWS.COM · 3 weeks
An international team of scientists from Japan and the United States has found ribose and other bioessential sugars in two primitive meteorites, NWA 801... more
NASA applying AI technologies to problems in space science  PHYS.ORG · 3 weeks
Could the same computer algorithms that teach autonomous cars to drive safely help identify nearby asteroids or discover life in the universe? NASA scientists are trying to figure that out... more
Photos show evidence of life on Mars, Ohio entomologist claims  PHYS.ORG · 3 weeks
As scientists scramble to determine whether there is life on Mars, Ohio University Professor Emeritus William Romoser's research shows that we already have the evidence, courtesy of photographs... more
Light-sensing camera may help detect extraterrestrial life, dark matter  SCIENCE DAILY · 3 weeks
Researchers have made one of the highest-performance cameras ever composed of sensors that count single photons, or particles of light. more
Light-sensing camera may help detect extraterrestrial life, dark matter  PHYS.ORG · 3 weeks
Researchers at the National Institute of Standards and Technology (NIST) have made one of the highest-performance cameras ever composed of sensors that count single photons, or particles of light. more
Exoplanet axis study boosts hopes of complex life, just not next door  PHYS.ORG · 3 weeks
"They're out there," goes a saying about extraterrestrials. It would seem more likely to be true in light of a new study on planetary... more
Unlikely wasp enemy of a serious alien pest in North America named Idris elba  SCIENCE DAILY · 3 weeks
Idris is a worldwide genus of microscopic, parasitic wasps. A new species of Idris from Mexico (Guanajuato) and the United... more
Unlikely wasp enemy of a serious alien pest in North America named Idris elba  PHYS.ORG · 3 weeks
A parasitic wasp was recently discovered in Guanajuato, Mexico, where it was found to parasitize the eggs of an invasive... more
Before We Find Aliens, Humans Need to Figure Ourselves Out, Anthropologist Says  LIVE SCIENCE · 3 weeks
Humans have questions about alien life. But those beings, if they exist, likely have some questions of their own about humans, queries we may... more
Mars scientists investigate ancient life in Australia  PHYS.ORG · 3 weeks
As any geologist worth his or her salt will tell you, there are rocks, and then there are rocks. Next July, NASA and the European Space Agency (ESA) are launching rovers to Mars that... more
Hibernating astronauts would need smaller spacecraft  PHYS.ORG · 3 weeks
If a sci-fi spaceship does not come with hyperdrive then it is usually fitted with hibernation capsules instead. In movies from 2001: A Space Odyssey to Event Horizon, Alien to Passengers, fictional astronauts get put into... more
Astrophysicist Discovers Numerous Multiple Star Systems with Exoplanets  ASTRO WATCH · 3 weeks
Is Earth the only habitable planet in the universe or are there more worlds somewhere out there that are capable... more
Hibernating astronauts would need smaller spacecraft  ESA · 3 weeks
If a sci-fi spaceship does not come with hyperdrive then it is usually fitted with hibernation capsules instead. In movies from 2001: A Space... more
Paxi on the ISS: EVA suits  ESA · 4 weeks
Video: 00:03:56 Our alien friend Paxi went to visit American astronaut Anne McClain on board the International Space Station. Anne shows Paxi the EVA... more
NASA's Mars 2020 will hunt for microscopic fossils  SCIENCE DAILY · 4 weeks
Scientists with NASA's Mars 2020 rover have discovered what may be one of the best places to look for signs of ancient life in Jezero Crater, where the rover will land on... more
'Are we alone?' Study refines which exoplanets are potentially habitable  SCIENCE DAILY · 4 weeks
Researchers are first to combine 3D climate modeling with atmospheric chemistry to explore the habitability of planets around M dwarf stars, which comprise about 70% of the total... more
Astrophysicist discovers numerous multiple star systems with exoplanets  PHYS.ORG · 4 weeks
Is Earth the only habitable planet in the universe or are there more worlds somewhere out there that are capable of supporting life? And if there are, what might they look like?... more
NASA's Mars 2020 will hunt for microscopic fossils  PHYS.ORG · 4 weeks
Scientists with NASA's Mars 2020 rover have discovered what may be one of the best places to look for signs of ancient life in Jezero Crater, where the rover will land on... more
Scientists Find a Spot Where No Life Can Survive. That's Bad News for Alien Hunters.  LIVE SCIENCE · 4 weeks
This alien-like world is filled with hydrothermal pools that are some of the most extreme environments on the... more
Is there life on super-Earths? The answer could lie in their cores  PHYS.ORG · 4 weeks
Rocky planets larger than our own, so-called super-Earths, are surprisingly abundant in our Galaxy, and stand as the most likely planets to be habitable.... more
DNA is only one among millions of possible genetic molecules  nanowerk · 4 weeks
Scientists computed a zoo of millions of alternate genetic polymer molecular structures, giving context for why biology encodes information how it does, and providing potential leads for new... more
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