Uncategorized
- Astronomy
Enigmatic Eruptions: Gamma-ray bursts lack supernova fireworks
The most powerful bursts in the universe may have gotten more mysterious.
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This article states that gamma-ray bursts are “a million trillion times as bright as the sun.” The sun is so bright that humans can’t look directly at it from 93 million miles away. How can we possibly wrap our minds around something a million trillion times brighter? Astronomy is great. Donald KaufmannPhiladelphia, Pa. ?
- Health & Medicine
Graveyard Shift: Prostate cancer linked to rotating work schedule
Men who alternate between daytime and nighttime shifts on their jobs have triple the normal rate of prostate cancer, according to a Japanese nationwide study.
