All Stories
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Health & MedicineClean-up gene gone awry can cause Lou Gehrig’s disease
Scientists have linked mutations on a gene involved in inflammation and cell cleanup to ALS, or Lou Gehrig’s disease.
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AnimalsNeandertal of ant farmers grows modern food
The most old-fashioned fungus-growing ant yet discovered grows a startlingly new-fangled crop.
By Susan Milius -
AstronomyUnlikely nursery for new planets is next to massive black hole
Planet nurseries encircle young stars within a few light-years of the supermassive black hole in the center of the Milky Way, scientists claim.
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ChemistryToday’s pot is more potent, less therapeutic
The medicinal qualities of marijuana may be up in smoke thanks to years of cross-breeding plants for a better buzz.
By Beth Mole -
AnthropologyHow to reconstruct the face of an extinct human ancestor
3-D designer reconstructs portraits of ancestors for the human family album.
By Erin Wayman -
HumansThe expressive face of human history on display
Busts on display in an Italian exhibit flesh out hominid skulls using the latest in 3-D reconstruction.
By Sean Treacy -
PaleontologyFossil of monstrous fish-eating amphibian unearthed
A new Triassic species of giant amphibian lived like a crocodile instead of like its cute little salamander and frog relatives of today.
By Susan Milius -
Planetary SciencePotentially life-friendly nitrogen compounds found on Mars
“Fixed” nitrogen has been found in Mars deposits, raising the possibility that ancient life could have used it to build biomolecules.
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Planetary ScienceEarth, neighbors weren’t the first rocky planets in the solar system
Jupiter might have swept an earlier generation of rocky planets into the sun, leaving room for Earth and its neighbors to form.
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ArchaeologyTelling stories from stone tools
Existing stone tool categories may hide more than they reveal. New methods for analyzing stone artifacts aim to better reconstruct how hominids interacted and moved across Africa, Asia and Europe.
By Bruce Bower -
AnimalsPiggyback rides and other crocodile fun
We don’t know the playful side of crocodiles perhaps only because we haven’t looked.
By Susan Milius -
Quantum PhysicsQuantum links provide clues to causation
Quantum entanglement enables physicists to determine cause and effect just by tracking the association between two measurements.
By Andrew Grant