When it comes to signs of flowing water on Mars, planetary scientists might be getting left high and dry. New research reveals that mysterious dark streaks long thought to be signs of seasonal water activity might actually just be caused by dry sand.
The findings, described in the journal Nature Geoscience, indicate that the idea that microbial life might exist on the planet today may not hold water.Read more
For girls navigating the straits of adolescence and young adulthood, there are new signs of serious emotional trouble. From 2009 to 2015, the nation’s emergency rooms saw a sharp rise in treatment of girls 10 to 24 who intentionally injured themselves.Read more
Astronomers have spotted an unprecedented interplanetary traveler: an asteroid-like object that came from far beyond our own solar system.
The discovery of ‘Oumuamua, described in the journal Nature, marks the first time that researchers have identified an interstellar object — and it could mean that there are many more already in our solar system just waiting to be found.Read more
Say you’re a publicly-insured Californian with an addiction to heroin, fentanyl or prescription narcotics, and you want to quit.
New research suggests you can do it the way most treatment-seeking addicts in the state do — by undergoing a medically-supervised “detoxification” that’s difficult, expensive and highly prone to failure.Read more
LIGO scientists say they have discovered gravitational waves coming from another black hole merger, and it’s the tiniest one they’ve ever seen.
The findings, submitted to the Astrophysical Journal Letters, could shed light on the diversity of the black hole population — and may help scientists figure out why larger black holes appear to behave a little differently from the smaller ones.Read more