07/09/2023

New cosmological constraints on the nature of dark matter

New research, published in The Astrophysical Journal, has revealed the distribution of dark matter in never-before-seen detail, down to a scale of 30,000 light-years. The observed distribution fluctuations provide better ...

Biden bars drilling over vast swath of Alaska

US President Joe Biden's administration announced Wednesday it is banning new oil and gas drilling over a vast region of Alaska home to iconic animal species.

Capturing the chemistry of radium-223 for cancer treatment

Scientists need a better understanding of the chemistry of radium to be able to target the isotope radium-223 (Ra-223) to cancer cells. Once delivered, Ra-223 can destroy those cells with alpha particles, a type of radiation.

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