Radioactive
Record-breaking terahertz laser beam  PHYS.ORG · 5 hours
Terahertz radiation is used for security checks at airports, for medical examinations and also for quality checks in industry. However, radiation in the terahertz range is extremely difficult to generate. Scientists at TU Wien have now succeeded in developing a... more
XMM-Newton maps black hole surroundings  ESA · 4 hours
Material falling into a black hole casts X-rays out into space – and now, for the first time, ESA’s XMM-Newton X-ray observatory has used the reverberating... more
Why advanced bladder cancer still remains as deadly as it was 30 years ago?  NEWS MEDICAL · 3 hours
Despite research showing that aggressive treatment with surgery, chemotherapy and radiation can extend the lives of and even cure patients... more
Low doses of radiation used in medical imaging lead to mutations in cell cultures  SCIENCE DAILY · 3 days
Common medical imaging procedures use low doses of radiation that are believed to be safe. A new study, however, finds... more
Real-time observation of water radiolysis and hydrated electron formation induced by extreme-ultraviolet pulses  Science Magazine · 3 days
The dominant pathway of radiation damage begins with the ionization of water. Thus far, however, the underlying primary processes could not be... more
LHCb sees new hints of odd lepton behaviour  CERN · 5 days
LHCb sees new hints of odd lepton behaviour Ana Lopes abelchio Tue, 01/14/2020 - 16:34 LHCb experiment cavern at LHC... more
North Macedonia chooses Qaelum's DOSE and MAMMO solutions to ensure quality in radiology units  NEWS MEDICAL · 6 days
North Macedonia has selected the DOSE and MAMMO solutions of Qaelum NV to monitor the radiation dose and quality control... more
Medical News Today: How proton radiotherapy can kill cancer in milliseconds  MNT · 6 days
In mice, researchers have devised a technology that can deliver proton radiation, killing cancer cells while preserving healthy tissue, in under 1 second. more
The fallout from a false nuclear alarm  PHYS.ORG · 6 days
On Sunday at 7:23 a.m., residents of the Greater Toronto Area were abruptly awakened by an alert issued by Ontario's Emergency Alert Ready System stating: "An incident was reported at the Pickering Nuclear Generating... more
The circadian clock is key to reducing radiation‐induced cardiotoxicity  NEWS MEDICAL · 7 days
Treatment for breast cancer commonly includes radiation therapy, which offers good chances of success but comes with a serious long-term side effect: toxicity due to radiation that reaches the heart,... more
NAU scientists in search of a powerful combination of melanoma-fighting drugs  NEWS MEDICAL · 7 days
Melanoma is the most lethal type of skin cancer and unusually common in Arizona, where residents are exposed to higher-than-average amounts of ultraviolet radiation. more
Biological clock is key to reducing heart damage from radiation therapy  SCIENCE DAILY · 7 days
A new study suggests that the biological clock is involved in heart toxicity from radiation therapy and could be harnessed as part of a preventive strategy.... more
Future 'Flash' Radiation Therapy Could Treat Cancer in Milliseconds  LIVE SCIENCE · 1 week
An emerging cancer therapy could someday shorten the time patients spend in treatment and improve their overall outcomes. more
Flash Radiotherapy could Deliver all the Radiation Needed in One Rapid Treatment  NEWS MEDICAL · 1 week
Researchers at the University of Pennsylvania have demonstrated that a new approach to delivering radiation could one day mean that cancer patients will be... more
Satellite constellations harvest energy for near-total global coverage  PHYS.ORG · 1 week
Think of it as a celestial parlor game: What is the minimum number of satellites needed to see every point on Earth? And how might those satellites stay in orbit and maintain... more
21-gene recurrence score can aid in radiation decision-making, shows study  NEWS MEDICAL · 2 weeks
A new study shows that a test physicians commonly used to guide chemotherapy treatment for post-breast cancer surgery patients may also help them decide whether radiation therapy may... more
Observation of the fastest chemical processes in the radiolysis of water  Science Magazine · 2 weeks
Elementary processes associated with ionization of liquid water provide a framework for understanding radiation-matter interactions in chemistry and biology. Although numerous studies have been conducted on... more
Surgical removal of tumor may boost survival of patients with brainstem high-grade gliomas  NEWS MEDICAL · 2 weeks
For adult patients with brainstem high-grade gliomas -- one of the rarest and deadliest forms of brain cancer -- surgically removing the... more
Nanobubbles in nanodroplets  nanowerk · 2 weeks
Researchers observed the ultrafast reaction of nanodroplets of helium after excitation with extreme ultraviolet radiation (XUV) using a free-electron laser in real time. more
Researchers investigate ultrafast reaction of superfluid helium triggered by extreme ultraviolet laser pulses  PHYS.ORG · 2 weeks
A team headed by Professor Frank Stienkemeier at Freiburg's Institute of Physics and Dr. Marcel Mudrich, professor at the University of Aarhus... more
Researchers capture light emission from the eye of a patient undergoing radiotherapy  NEWS MEDICAL · 2 weeks
For decades, theories have existed to explain patient reports of seeing light flashes during radiation therapy, even with their eyes closed. more
Attosecond control of an atomic electron cloud  PHYS.ORG · 2 weeks
Researchers at SAGA Light Source, the University of Toyama, Hiroshima University and the Institute for Molecular Science have demonstrated a method to control the shape and orientation of an electron cloud in an atom... more
Ghost worms mostly unchanged since the age of dinosaurs  PHYS.ORG · 2 weeks
It is well known that the size, shape and structure of organisms can evolve at different speeds, ranging from fast-evolving adaptive radiations to living fossils such as cichlids or coelacanths,... more
New research looks at neutron star blasts  PHYS.ORG · 2 weeks
X-ray bursts are highly energetic releases of radiation from the surfaces of neutron stars, triggered by the explosive burning of material accumulated on the surface. It's the same type of burning that happens in... more
Researchers build a particle accelerator that fits on a chip  PHYS.ORG · 3 weeks
On a hillside above Stanford University, the SLAC National Accelerator Laboratory operates a scientific instrument nearly 2 miles long. In this giant accelerator, a stream of electrons flows... more
Terrorists could make a 'dirty bomb' from this common medical device; why regulators won't act  PHYS.ORG · 3 weeks
Scientific experts warned Congress more than a decade ago that just four teaspoons of radioactive cesium-137—if spread by... more
Proton therapy has similar cure rates, fewer serious side effects compared with traditional radiation  NEWS MEDICAL · 3 weeks
Cancer patients who receive high-tech proton therapy experience similar cure rates and fewer serious side effects compared with those who... more
Proton therapy reduces the relative risk of side effects for cancer patients  NEWS MEDICAL · 4 weeks
Proton therapy leads to significantly lower risk of side effects severe enough to lead to unplanned hospitalizations for cancer patients when compared with traditional... more
Proton therapy lowers risk of side effects in cancer compared to traditional radiation  SCIENCE DAILY · 4 weeks
Proton therapy leads to significantly lower risk of side effects severe enough to lead to unplanned hospitalizations for cancer patients when compared... more
Japan could release Fukushima radioactive water into environment  PHYS.ORG · 4 weeks
A Japanese government agency has proposed releasing radioactive water from the stricken Fukushima nuclear plant into the environment, as storage space runs out. more
Ancient wasp-mimicking fly from South Korea named after PSY's 'Gangnam Style'  PHYS.ORG · 4 weeks
Russian and South Korean paleontologists discovered a new species of extinct pollinating flies, which lived during the first half of the Cretaceous period, about 110 million... more
Finding a Killer Electron Hot Spot in Earth's Van Allen Radiation Belts  ASTRO WATCH · 4 weeks
A collaboration between researchers in Japan, the USA, and Russia has found a hot spot in Earth's radiation belt where killer electrons, which can... more
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The fallout from a false nuclear alarm
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