Lightning can produce X-rays and gamma radiation. In the past, researchers thought that this phenomenon only lasted for a very short time, about one ten-thousandth of a second. However, the ionizing radiation of lightning ...
Earth Sciences
Oct 24, 2017
0
62
Charged particles may be small, but they matter to astronauts. NASA's Human Research Program (HRP) is investigating these particles to solve one of its biggest challenges for a human journey to Mars: space radiation and its ...
Space Exploration
Sep 22, 2017
1
27
A new technique allows researchers to characterize nuclear material that was in a location even after the nuclear material has been removed – a finding that has significant implications for nuclear nonproliferation and ...
General Physics
Jul 3, 2017
0
238
One of the main health concerns of living and working in space is the long-term exposure to high levels of radiation. NASA scientists have developed a new device to monitor radiation exposure to neutrons and are testing it ...
Space Exploration
Apr 5, 2017
0
39
Non-stop vomiting, a puffy face and the constant need to pee: Volunteers for a week-long loop around the Moon may be in for a rough ride even if all goes to plan.
Space Exploration
Mar 1, 2017
2
567
Edward Calabrese, the University of Massachusetts Amherst environmental toxicologist who has long been a critic of the current linear no-threshold (LNT) approach to risk assessment for radiation and toxic chemicals, argues ...
Environment
Jan 23, 2017
3
16
Researchers at the National Physical Laboratory (NPL) have developed the world's first primary standard for molecular radiotherapy (MRT) to ensure its safe, effective use in the treatment of cancer.
General Physics
Jan 23, 2017
0
5
The 1986 Chernobyl and 2011 Fukushima nuclear power plant accidents both share the notorious distinction of attaining the highest accident rating on the International Atomic Energy Agency (IAEA) scale of nuclear accidents. ...
Environment
Apr 26, 2016
43
25
Researchers from the National Physical Laboratory (NPL), VSL and the University of Michigan have taken a crucial step towards accurate dosimetry for MRI-guided radiotherapy - a state-of-the-art cancer treatment.
General Physics
Sep 16, 2015
0
147
Air travel today is extraordinarily safe. Despite the high profile downings of MH370 and MH17, aviation magazine Flightglobal found 2014 to be the safest ever year of air travel. But natural events, such as the Icelandic ...
Engineering
Aug 14, 2015
0
30
