A new study suggests the extinction of Neanderthals nearly coincided with a shift in Earth's magnetic field that let more ...

Superradiant Smith-Purcell radiation (S-SPR) is a kind of free electron radiation with a train of free electron bunches ...

While space radiation poses significant risks to astronauts beyond Earth's protective atmosphere, its impact on terrestrial ...

About 41,000 years ago, Homo sapiens may have survived increased solar radiation caused by a weakening magnetic field by ...

Scholar explains what the LDS Church's latest essay on science and religion says about where the faith stands now on ...

During a brief but dramatic chapter in Earth's history about 41,000 years ago, the planet’s magnetic field nearly collapsed.

Earth's Northern Lights typically dance near the poles, but 41,000 years ago, they lit up skies over North Africa and ...

In conclusion, rare earth elements may not command headlines in every glass market report, but their impact is profound and ...

There is a large diversity in the chemical composition of astronomical objects such as planets, comets, circumstellar ...

The Jefferson Healthcare Foundation raised $2.5 million to purchase a Varian Medical System TrueBeam linear accelerator that will be located in the hospital’s new radiation oncology facility, part of ...

One-third of patients with PSA levels below 0.2 ng/mL after radical prostatectomy have recurrent disease identifiable by PSMA PET. More than one-third of patients with PSA levels less than 0.5 ng/mL ...

Advancements in radiation therapy, including proton therapy and stereotactic radiation, reduce side effects and improve ...