New tomato, potato family tree shows that fruit color and size evolved together
collage of fruits and berries in the genus Solanum
What happens when neutron stars collide?
Volume rendering of simulation of two neutron stars merging.

New simulations show that neutrinos created during binary neutron star mergers are briefly out of equilibrium with the star's cold cores

Unexpected diversity of light-sensing proteins goes beyond vision in frogs
Photo of frog with illustration of eye and opsins
Astronomers find unexpected accelerating quasar winds around distant black hole
Illustration of supermassive black hole with quasar wind, with inset spectra.

Astronomers have used eight years of SDSS observations to discover unexpected changes in the winds surrounding a distant black hole.

How do supermassive black holes get super massive?
Combined X-ray and optical observations on left and simulated gas column density on right, with inset of artist's impression of active supermassive black hole

Astronomers combine X-ray observations with supercomputer simulations to provide best modeling of the growth of supermassive black holes.

Food, not sex, drove the evolution of giraffes’ long neck, new study finds
male and female giraffes
Local disparities may prevent national vaccination efforts for rubella
gloved hand holding syringe
Complete X and Y chromosome sequences of living great ape species determined
Letters X and Y made of DNA alphabet with photos of apes around them
$4M NASA grants to support UV and X-ray astronomy
Fabien Grisé and Jake McCoy
Why is breaking down plant material for biofuels so slow?
Daguan Nong adjusting the SCATTIRSTORM microscope
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