Another way to extract energy from black holes?
The gravitational field of a rotating black hole is powerful and strange.
It is so powerful that it warps space and time back upon itself,...
Microquasar in our galaxy fires powerful radiation towards Earth, study finds
For a long time, astronomers believed that extremely high-energy radiation was produced only in the jets of active galaxies, far from Earth.
But new observations...
The aftermath of a neutron star collision resembles the conditions in the early universe
Neutron stars are extraordinarily dense objects, the densest in the Universe.
They pack a lot of matter into a small space and can squeeze several...
Voyager 1 is forced to rely on its low power radio
Voyager 1 was launched waaaaaay back in 1977. I would have been 4 years old then!
It’s an incredible achievement that technology that was built...
Will advanced civilizations build habitable planets or Dyson spheres
If there are alien civilizations in the Universe, some of them could be super advanced.
So advanced that they can rip apart planets and create...
Scientists discover surprisingly smooth disk around Vega, hinting at unique planetary system
In the movie Contact (1997), a scientist travels to the star Vega and finds herself surrounded by a cloud of debris, a scene that...
It all started with a Big Bang: The quest to unravel the mystery behind...
How did everything begin?
It's a question that humans have pondered for thousands of years. Over the last century or so, science has homed in...
Webb Telescope reveals a steam world planet orbiting a red dwarf
The James Webb Space Telescope (JWST) has found an exoplanet unlike any other.
This unique world has an atmosphere almost entirely composed of water vapour.
Astronomers...
New 3D-printed metal alloy could power the next generation of spacecraft
A team of researchers has developed a high-performance, 3D-printed metal alloy designed for the extreme conditions of space.
This new alloy is built to withstand...
Tiny fragments of a 4-billion-year-old asteroid reveal its history
In June 2018, Japan’s Hayabusa 2 mission reached asteroid 162173 Ryugu.
It studied the asteroid for about 15 months, deploying small rovers and a lander,...