Proceedings of the National Academy of Sciences (PNAS), a peer reviewed journal of the National Academy of Sciences (NAS) - an authoritative source of high-impact, original research that broadly spans...

The neuroprotective transfer of mitochondria from astrocytes to neurons has been primarily investigated by labelling astrocytic mitochondria with the dye MitoTracker. Here we report that MitoTracker transfers to neurons from both astrocytes and astrocyte-conditioned media, independently of mitochondrial transfer. Our observations should prompt an essential re-evaluation of the literature concerning astrocyte-neuron mitochondrial transfer and in other systems in which contact-independent transfer has been observed using mitochondrial dyes. ### Competing Interest Statement The authors have declared no competing interest. MSD (United Kingdom), https://ror.org/004nn4n27, PRJ_20446 DEVINE MSD MRC The Francis Crick Institute, https://ror.org/04tnbqb63, CC2206

In the face of recent abrupt shifts in federal funding for education research, including large-scale terminations of National Science Foundation (NSF) research grant awards, we have developed a rap...

Kennedy claimed that drugs like budesonide and clarithromycin "have been shown very effective" for measles, but doctors say they don't fight the infection itself.

YouTube video by Senator Cory Booker

Investing in scientific research and development is vital to U.S. security.

Please use this form to submit information identifying specific NIH grants that have been cancelled for any reason after January 20, 2025. Data from this form will be used to update the Rescinded NIH...

ALT: a muppet news anchor says " and now a muppet news flash " while holding a piece of paper

“The measles gave you lifetime protection against measles infection,” Robert F. Kennedy Jr. told Sean Hannity on Fox News.

Including Nobel laureates, climate researchers, and parents of kids saved by groundbreaking drugs.

Science is often portrayed as the stuff of villains in sci-fi movies or as almost magical in catching criminals on TV dramas. The reality is that the scientific research that benefits us all takes b...

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Today, the House GOP censured me for speaking out for the American people against @POTUS’s plan to cut Medicaid. I accept the consequences of my actions, but I refuse to stay silent in the face of injustice. #WeShallOvercome https://t.co/sVklRmPCJl

The Union of Concerned Scientists and other groups have sued Elon Musk and DOGE for acting beyond their power to slash federal funding, dismantle federal agencies and fire federal employees.