Space
- Tech
Scientists Say: GPS
A GPS system relies on satellites orbiting the planet, constantly sending signals back to receivers on Earth.
- Space
Oldest disk galaxy puts a new spin on galaxy growth
A spinning disk galaxy has been found in the early universe. Its existence is a surprise.
- Tech
Wiggly wheels might help rovers plow through loose lunar soils
New design lets wheels ascend hills too steep for regular robots and paddle through loose soils without getting stuck.
- Space
Let’s learn about the sun
The sun is our own personal star and the reason life exists on Earth.
- Space
Astronauts may be able to make cement with their own pee
Lunar dust and a compound found in urine might one day be used to build future dwellings on the moon, a new study finds.
- Space
Scientists Say: Spaghettification
Black holes cram a lot of mass into a small area. When another object gets close, the black hole’s gravity can stretch it into a noodle-like strand.
- Space
A first: Commercial rocket takes humans into space
Two NASA astronauts aboard the privately built Crew Dragon capsule are the first to be sent into orbit from U.S. soil since 2011.
- Planets
Planets with hydrogen skies could harbor life
Microbes can live in a hydrogen atmosphere. This points to new space worlds that host alien life.
- Planets
Let’s learn about Jupiter
This gas giant is home to a massive storm that has lasted hundreds of years. It’s also surrounded by dozens of moons.
- Space
Scientists Say: Quasar
This word describes the bright-shining core of a galaxy in which a supermassive black hole sucks in matter and releases a huge amount of energy.
- Math
Lack of diversity in his field has troubled this mathematician
As a kid, Edray Goins didn’t like math. But he fell in love with the subject in college and is now training the next generation of minority mathematicians.
- Space
Let’s learn about black holes
Scientists released the first-ever picture of a black hole a year ago. But just what are these mysterious objects?
