India is the world's largest, oldest, continuous civilization. India is the world's Largest democracy. India n...
Read More
X-ray rings reveal neutron star’s distance - Dust cloud reflections plus trigonometry puts Circinus X-1 at 31,000 light-years away
BULL’S-EYE A blast of X-rays from a neutron star (center) illuminate dust clouds between the star and Earth (colored rings), as ...
Read More
Many of Earth’s groundwater basins run deficits - Consumption exceeds replenishment for majority of largest aquifers
DRYING OUT Twenty-one of Earth’s 37 largest aquifers are dwindling, satellite data show. Redder regions represent overstress...
Read More
Pink salmon threatened by freshwater acidification
Adult male pink salmon develop a hump on their back during their spawning migration. New research indicates that, under higher level...
Read More
Dinosaurs may not have seen the Grand Canyon after all
New geologic comparisons place the Grand Canyon’s inception more recently than 12 million years ago. riceratops and Tyran...
Read More
Subscribe to:
Posts
(
Atom
)