What would an alien diet look like?

There’s no data to suggest that aliens exist. However, if we believed they existed and came to Earth, our planet would offer ...
AZ Animals on MSN

The most sci-fi-looking frogs on Earth

Some frogs have evolved features so strange that scientists struggle to explain them, and a few look less like amphibians ...

We Could Seed Alien Life Elsewhere in the Universe—But We’ll Never Undo the Devastating Consequences

Could humans spread Earth life beyond our planet? Astrobiologists explain where extremophiles might survive and why the risks ...

We Could Seed Alien Life Elsewhere in the Universe—But We’ll Never Undo the Devastating Consequences, Scientists Caution

Thus far, our search for extraterrestrial life points toward Clarke’s former point, suggesting that our little blue dot is ...

This mysterious radio signal has puzzled astronomers for nearly 50 years

The “Wow!” signal is one of our best pieces of evidence for aliens, but researchers are building a compelling case for a more ...
Smithsonian Magazine

Scientists Say They’ve Made Cells That Feed, Grow and Reproduce, Bringing Them One Step Closer to Building Life From Scratch

The human-made cells show many hallmarks of life, but they can't make all their necessary internal structures or divide for ...
Scientific American

The biological dogma that women don’t make new eggs after birth may be wrong

Female mammals have long thought to be born with all the eggs they would ever have, but new research is challenging that consensus ...

Scientists Made a Cell With Most of the Hallmarks of Life. Here’s What to Know.

From why it was created to whether it’s alive, here’s what to know about SpudCell, the latest advance in synthetic biology.

This Cell Feeds, Grows and Reproduces. And It’s Manmade.

From chemical building blocks, scientists have created synthetic cells that have most of the hallmarks of life.
Covers

The Truth is Out There: Why Prediction Market Traders Don't Believe That Aliens Exist

Are aliens real? Was Fox Mulder right all along? We examine the prediction markets to gauge if the U.S. government will confirm that aliens exist before January 2029. The prediction market on a U.S.
Smithsonian Magazine

These Male Fruit Flies Have Sperm That Are Nearly as Long as Their Bodies. Here’s How the Cells Don’t Become a Tangled Mess

Males of the species Drosophila melanogaster pack thousands of almost two-millimeter-long sperm cells into significantly smaller storage organs. A new study reveals how they move in an orderly manner ...