Uncategorized
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Space
A newfound black hole in the Milky Way is weirdly heavy
A dark mass about 68 times as massive as the sun is locked in orbit with a star in our galaxy. Theory says that such black holes shouldn’t get so big.
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Quantum Physics
A new, theoretical type of time crystal could run without outside help
The idea tiptoes closer to the original concept of time crystals, first proposed in 2012.
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Humans
Archaeologists tie ancient bones to a revolt chronicled on the Rosetta Stone
The skeleton of an ancient soldier found in the Nile Delta provides a rare glimpse into an uprising around 2,200 years ago.
By Bruce Bower -
Climate
Countries urgently need to ramp up emissions cuts to meet climate targets
A new U.N. report finds that pledged emissions cuts aren’t nearly enough to limit warming to “well below” 2 degrees Celsius by 2100.
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Earth
Critics say an EPA rule may restrict science used for public health regulations
Editors of six major scientific journals argue that a rule proposed by the U.S. EPA may keep key data from factoring into environmental regulations.
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Health & Medicine
A dose of ketamine could lessen the lure of alcohol
Ketamine may weaken wobbly memories of drinking, a trick that might ultimately be useful for treating alcohol addiction.
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Health & Medicine
A protein helps disease-causing immune cells invade MS patients’ brains
Blocking the protein may hinder B cells invading the brain in multiple sclerosis, a study in mice and ‘stand-in’ human brain barriers finds.
By Sofie Bates -
Climate
Most Americans now see signs of climate change where they live
In a Pew Research survey, most Americans said the U.S. government isn’t doing enough to counter climate change amid local weather extremes.
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Astronomy
19 more galaxies mysteriously missing dark matter have been found
The finding reveals a population of dwarf galaxies that defy common wisdom about how these star systems form and evolve.
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Physics
Mounting evidence suggests neutrinos are key to why antimatter is rare
The source of matter’s dominance over antimatter might be revealed by the tiny subatomic particles.
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Archaeology
A carved rock found in Jordan may be the oldest known chess piece
The 1,300-year-old game piece, which resembles a rook, or castle, was found at an Early Islamic trading outpost.
By Bruce Bower -
Planetary Science
Ribose, a sugar needed for life, has been detected in meteorites
Samples of rocks that fell to Earth contain a key molecular ingredient of RNA, part of life’s genetic machinery.