Astronomy
- Particle Physics
50 years ago, neutrinos ghosted scientists
In the last half-century, neutrino detectors have spotted particles cast out by the sun, supernova 1987A and a supermassive black hole.
- Particle Physics
A high-energy neutrino has been traced to its galactic birthplace
The high-energy particle was born in a blazar 4 billion light-years away, scientists report.
- Astronomy
The ecosystem that controls a galaxy’s future is coming into focus
An invisible cloak called the circumgalactic medium controls a galaxy’s life and death.
- Astronomy
See this star nursery shine in a stunning new infrared image
A newly released image of star cluster RCW 38 shows the intricate details of wisps of gas and dust surrounding newborn stars.
- Astronomy
NASA’s Parker probe is about to get up close and personal with the sun
The Parker Solar Probe is about to make a historic voyage to touch the sun.
- Astronomy
Astronomers snap the first baby pictures of a planet
New telescope images give the clearest view of an exoplanet embryo yet.
- Astronomy
Japan’s Hayabusa2 spacecraft arrives at the asteroid Ryugu
The Hayabusa2 spacecraft says “hello” to near-Earth asteroid Ryugu.
- Astronomy
‘Oumuamua may be a comet, not an asteroid
The solar system’s first known interstellar visitor doesn’t appear to be the asteroid that scientists thought it was.
- Physics
Einstein’s general relativity reigns supreme, even on a galactic scale
Scientists have made the most precise test of Einstein’s theory of gravity at great distances.
- Physics
To combat an expanding universe, aliens could hoard stars
An advanced alien civilization might combat the impact of dark energy by harvesting stars.
- Astronomy
On Jupiter, lightning flashes from storms swirling at the poles
After almost 40 years, scientists have discovered that Jupiter has lightning that is similar to lightning on Earth — it just happens in a different place.
- Astronomy
Magnetic fields may be propping up the Pillars of Creation
Scientists made a map of the magnetic field within the Pillars of Creation, a star-forming area depicted in an iconic Hubble Space Telescope image.
