Gamma rays emerging from neutron stars ... fills our lives is made up of everyday matter. Dark matter is also tricky because it doesn't interact with light — or, if it does, this interaction ...
Walls also absorb ultraviolet rays, which is why people don't get sunburnt indoors. The atmosphere absorbs X-rays and gamma rays from space which can cause harm to the human body.
A team of researchers has successfully demonstrated nonlinear Compton scattering (NCS) between an ultra-relativistic electron beam and an ultrahigh intensity laser pulse using the 4-Petawatt laser.