Panspermia
Latest research concerning the hypothesis that microscopic life forms exist throughout the Universe, distributed by space dust, meteoroids, asteroids, comets, planetoids, and spacecraft.
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Deep-Sea Nodules May Produce Oxygen—Raising Concerns over Ocean Mining
Deep-sea rocks packed with valuable metals may also be making oxygen in the deep, dark ocean—raising new questions about the cost…
180 Years of Scientific American Means 180-Degree Turns in…
In honor of SciAm’s 180th birthday, we’re spotlighting the biggest “wait, what?” moments in science history.
The James Webb Telescope May Have Found Primordial Black Holes
JWST observations of light sources before the first galaxies should have formed are raising new questions about our galactic…
Trump’s Cuts Threaten NASA Plans for Astronauts on Mars
The White House’s budget plan for NASA would be woefully inadequate for achieving near-term human voyages to Mars, experts say
If a Chatbot Tells You It Is Conscious, Should You Believe It?
AI systems could show signs of consciousness. We need to develop better tests to show whether they are actually aware
12 far out theories of how the universe works - Genetic Literacy…
12. The Ekpyrotic Universe Theory Providing an alternative to the widely accepted Big Bang theory, the ekpyrotic universe theory…
To Find Life on Mars, Make Microbes Wiggle
Could tiny swimming microbes help us unlock the mysteries of extraterrestrial life?
Could we have come from outside Earth? New study of asteroid raises…
The asteroid Bennu, believed to originate from outside our solar system, contains the ingredients necessary for life to form.
New findings raise questions about when (and where) life began - Big…
The recent findings highlight a longstanding question about where life began: here on Earth or somewhere else in the cosmos?
Scientists Could Rewrite the History of Life on Earth — Here's What…
This swift emergence leads to tantalizing speculation about “panspermia”—the idea that life could have originated on Mars and…
Survival and Transfer of Microorganisms Beyond the Earth: To What…
Welcome to the Astrobiology Web
Mapping the metagenomic diversity of the multi-kingdom glacier-fed…
Glacier-fed streams (GFS) feature among Earth’s most extreme aquatic ecosystems marked by pronounced oligotrophy and…
78 Books Scientific American Recommends in 2024
A collection of nonfiction and fiction books Scientific American editorial staff and contributors read and recommend in 2024
A path to better practices in microbiology
In this month’s issue, we launch a new Series on best practices: an evolving collection of articles that will expand over time to…
Tiny Astronauts in Interstellar Objects | by Avi Loeb | Oct, 2024 |…
Imagine a hypothetical reality in which life on Earth had been offered to us at birth as an optional package deal and we could…
NASA’s Europa Clipper Spacecraft Aims for Jupiter’s Most Intriguing…
For the first time, we are sending a spacecraft to explore an alien ocean world—a moon that might host life today
Simulation of asteroid deflection with a megajoule-class X-ray pulse
The Chicxulub asteroid impact triggered mass extinction, mega-tsunamis and a spell of global warming that lasted for around…
Star Trek: 10 Shapeshifting Aliens That We Know About -…
This list is brought to you by a Changeling in the form of a keyboard.
How the Search for Aliens Is Redefining Life in the Golden Age of…
The search for extraterrestrial life has profound physical, mental and spiritual implications, says Nathalie Cabrol in The Secret…
How Are These Mineral Deposits Producing Oxygen from the Ocean Floor?
Polymetallic blobs are producing “dark oxygen” from the depths of the ocean—and no one knows exactly how.
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