We know that regular supernovas pose no existential threat to life on Earth in the near-term. But there are other varieties of supernova that are a little bit harder to predict, and a little bit ...

"Over the last decade, people have discovered that these high-energy gamma rays are present in many, many types of very energetic astronomical phenomenon, but we don't know much about where they ...

The same result is obtained when studying the pulse-height from the gamma-rays emitted by different substances. There is, in this case, a continuous distribution of pulses from zero to a certain ...

The thicker the substance, the more the radiation is absorbed. Alpha, beta and gamma radiations penetrate materials in different ways. Alpha radiation is the least penetrating. It can be stopped ...

Uranium (chemical symbol U) is a naturally occurring radioactive element ... are capable of penetrating about a centimetre of tissue, while gamma-radiation (high energy photons) can pass through the ...

Slideshows ...

DENTSPLY SIRONA Inc. develops, manufactures, and markets dental equipment supported by cloud-enabled solutions, dental products, and healthcare consumable products in urology and enterology ...

Starring Anamaria Vartolomei and Matt Dillon, this French drama chronicles the life of the actress Maria Schneider after her traumatic experience on the set of “Last Tango in Paris.” By ...

The cannabidiol (CBD) world can feel huge and complicated, but products like CBD gummies make it more approachable for some folks. CBD gummies are easy to dose, portable, and discreet. They also ...

The fungus was not just surviving the immense radiation levels in the reactor building, but seemed to be thriving – even growing towards the very highest levels of gamma radiation. Over the next 15 ...