All Articles

Art for "Icefish Study Adds Another Color to the Story of Blood"
evolution

Icefish Study Adds Another Color to the Story of Blood

The rainbow of pigments that animals use for blood illustrates a central truth of evolution.

Q&A

The Astronomer Who’d Rather Build Space Cameras

Jim Gunn shaped the theory of the evolution of the cosmos before building cameras and spectrographs for major observatories like the Hubble Space Telescope.

Art for "Math Puzzle: The Joy of Recursion"
insights puzzle

The Bulldogs That Bulldogs Fight

Solve a linguistic whodunit about a college mascot by thinking like a self-referencing computer subroutine.

Art for "Dormant Microbes Bide Their Time Over Decades - Old Fires"
ecology

Heat-Loving Microbes, Once Dormant, Thrive Over Decades-Old Fire

In harsh ecosystems around the world, microbiologists are finding evidence that “microbial seed banks” protect biodiversity from changing conditions.

Abstractions blog

Viruses Have a Secret, Altruistic Social Life

Researchers are beginning to understand the ways in which viruses strategically manipulate and cooperate with one another.

Art for "Mathematicians Discover the Perfect Way to Multiply"
number theory

Mathematicians Discover the Perfect Way to Multiply

By chopping up large numbers into smaller ones, researchers have rewritten a fundamental mathematical speed limit.

Art for "What the Sight of a Black Hole Means to a Black Hole Physicist"
Quantized Columns

What the Sight of a Black Hole Means to a Black Hole Physicist

The astrophysicist Janna Levin reflects on the newly unveiled, first-ever photograph of a black hole.

Art for "Researchers Rethink Ancestry of Complex Cells"
evolution

Researchers Rethink the Ancestry of Complex Cells

New studies revise ideas about the symbiosis that gave mitochondria to cells and about whether the last common ancestor of all eukaryotes was one cell or many.

PHOTO: Sarah Hörst in her lab at JHU
Q&A

The Scientist Who Cooks Up the Skies of Faraway Worlds

Astronomers will soon take their first glance at the atmosphere of a distant exoplanet. Sarah Hörst is writing the guidebook for these exoplanetary explorers, one that will reveal what a distinctive atmosphere says about the world underneath.