André O. Hudson

(He, Him, His )
O chamado “yellowcake” (“bolo amarelo”) é uma forma de urânio extraída e processada para ter uma concentração maior de urânio-235, um isótopo (variante) do átomo usado para alimentar usinas elétricas ou capaz de sustentar reações em cadeia de armas nucleares. Nuclear Regulatory Commission

Enriquecimento de urânio: como um elemento espantosamente comum é processado para alimentar reatores e construir bombas

O enriquecimento do urânio concentra um tipo específico do átomo capaz de liberar enormes quantidades de energia.
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Ainda teremos antibióticos daqui a 50 anos? Perguntamos a sete especialistas globais. Veja as repostas

We asked 7 global experts in microbiology and biochemistry if we are headed towards a future with no antimicrobial agents.
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Will we still have antibiotics in 50 years? We asked 7 global experts

We asked 7 global experts in microbiology and biochemistry if we are headed towards a future with no antimicrobial agents.
Basic research often involves lab work that won’t be appreciated until decades down the line. Sebastian Condrea/Moment via Getty Images

Tenacious curiosity in the lab can lead to a Nobel Prize – mRNA research exemplifies the unpredictable value of basic scientific research

The winners of the 2023 Nobel Prize in physiology or medicine made a discovery that helped create the COVID-19 vaccines. They couldn’t have anticipated the tremendous impact of their findings.
Cell cultures are often grown in petri dishes. Wladimir Bulgar/Science Photo Library via Getty Images

Lab‑grown meat techniques aren’t new – cell cultures are common tools in science, but bringing them up to scale to meet society’s demand for meat will require further development

Cell cultures are common tools in biology and drug development. Bringing them up to scale to meet the meat needs of societies will require further development.
DNA editing has the capacity to treat many diseases, but how to do this safely and equitably remains unclear. KTSDESIGN/Science Photo Library via Getty Images

Human genome editing offers tantalizing possibilities – but without clear guidelines, many ethical questions still remain

Following the controversial births of the first gene-edited babies, a major focus of the Third International Summit on Human Genome Editing was responsible use of CRISPR.
Sequencing the genome of a virus gives researchers information on how mutations can affect its transmissibility and virulence. catalinr/iStock via Getty Images Plus

Genomic sequencing: Here’s how researchers identify omicron and other COVID‑19 variants

DNA sequencing has allowed researchers to catch new COVID-19 variants hours after receiving the first positive test sample.

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