radiation
What Is A Wolf-Rayet Star?
Wolf-Rayet stars represent a final burst of activity before a huge star begins to die. These stars, which are at…
The Science of Heat Transfer: What Is Conduction?
Heat is an interesting form of energy. Not only does it sustain life, make us comfortable and help us prepare…
First Orion Flight Will Assess Radiation Risk As NASA Thinks About Human Mars Missions
If you wanna get humans to Mars, there are so many technical hurdles in the way that it will take…
How Quickly Do Black Holes Form?
A star can burn its hydrogen for millions or even billions of years. But when the party's over, black holes…
What is Nothing?
Is there any place in the Universe where there's truly nothing? Consider the gaps between stars and galaxies? Or the…
How Many Ways Can the Sun Kill You?
The Sun has a Swiss army knife of ways it can do you in, from radiation to solar flares. And…
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Student Designed Radiation Experiment Chosen to Soar aboard Orion EFT-1 Test Flight In Dec. 2014
When NASA’s next generation human spaceflight vehicle Orion blasts off on its maiden unmanned test flight later this year, a…
What’s The Fastest Way To Die In Space?
Space is a hostile environment for human beings. No part of it will permit you to survive longer than a…
How Fast Do Black Holes Spin?
There is nothing in the Universe more awe inspiring or mysterious than a black hole. Because of their massive gravity…
How Much Radiation Would You Get During A Mars Mission?
While asking questions about habitability on Mars, one thing that scientists also need to consider is whether it's safe enough…