News
- Health & Medicine
Hundreds of dietary supplements are tainted with potentially harmful drugs
Most dietary supplements tainted with pharmaceutical drugs were marketed for sexual enhancement, weight loss or muscle building.
- Astronomy
The first observed wimpy supernova may have birthed a neutron star duo
Scientists have spotted a faint, fast supernova for the first time, possibly explaining how pairs of dense stellar corpses called neutron stars form.
- Life
Gene editing creates mice with two biological dads for the first time
Scientists have used CRISPR/Cas9 to make mice with two biological fathers.
- Astronomy
If the past is a guide, Hubble’s new trouble won’t doom the space telescope
Hubble is in safe mode, but astronomers are optimistic that the observatory will keep working.
- Earth
These light-loving bacteria may survive surprisingly deep underground
Traces of cyanobacteria DNA suggest that the microbes live deep below Earth’s surface.
- Neuroscience
How your brain is like a film editor
A brain structure called the hippocampus may slice our continuous existence into discrete chunks that can be stored as memories.
- Planetary Science
Spiky ice spires may stud the equator of Jupiter’s moon Europa
Fields of jagged ice spires, if they exist, could affect where future spacecraft land on the Jovian moon.
- Climate
Limiting global warming to 1.5 degrees versus 2 has big benefits, the IPCC says
A new report from the Intergovernmental Panel on Climate Change compares the impact of warming targets on extreme weather, sea level rise and habitat loss.
- Cosmology
The universe’s continued existence implies extra dimensions are tiny
The strictest limits yet on the size of extra dimensions come from the fact that black holes haven't destroyed the universe.
- Physics
A new ultrafast laser emits pulses of light 30 billion times a second
A new technique allows lasers to pulsate at a higher rate than ever before.
- Health & Medicine
City size and structure may influence influenza epidemics
The size and structure of cities helps shape the progression of new influenza cases during a flu season, a new study finds.
- Planetary Science
Saturn’s ‘ring rain’ is a surprising cocktail of chemicals
NASA’s Cassini probe got a closeup view of the material falling from Saturn’s rings into the planet. The data could help illuminate the belts’ origins.
