Observations from the Little Bunker
A systematic observation of climate change, extreme weather events, and their cascading effects on society
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Hypersensitivity of chitin degradation to initial species densities due to monomer diffusion
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceCompetitive interactions shape key metabolic processes in microbial communities. As a model...
Alito’s Recusal in Oil Case Renews Questions About Justice’s Investments
Nearly one-quarter of the associate justice’s $1 million in individual stock holdings are in fossil fuel companies.By Marianne LavelleSupreme Court Associate Justice Samuel Alito’s seat...
Fight Over Venezuelan Oil Highlights Shadowy International Legal System
Trump said the socialist government “stole” from American oil companies. Those firms have been seeking billions in compensation through a controversial arbitration system.By Nicholas KusnetzThe...
A major agreement to protect the Amazon is falling apart after 20 years
Nearly 20 years ago, a Brazilian lobbying group for soy trading and processing companies signed onto a historic conservation deal known as the Amazon soy...
Timing and magnitude of the Lomagundi–Jatuli carbon isotope excursion
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceThe rise of atmospheric oxygen during the Great Oxidation Event (GOE) set...
Molecular basis of the higher-order assembly of CatSper
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceCatSper is an essential ion channel that mediates Ca2+influx during sperm hyperactivation,...
After one year of Trump, is anything left of the American Climate Corps?
Two long years ago, it appeared that the much-anticipated American Climate Corps was finally happening. President Joe Biden had promised to build a green jobs...
States say they need more help replacing lead pipes. Congress may cut the funding instead.
The Senate is taking up a spending package passed by the House of Representatives that would cut $125 million in funding promised this year to...
Sex-allocation trade-offs and their genetic architecture revealed by experimental evolution
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceThe theory of sex allocation has successfully predicted the sex ratios of...
Prior novelty invigorates future mesolimbic target detection
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceSurviving in dynamic environments requires coordinated neural mechanisms to detect, learn from,...
Scientists discover what’s linking floods and droughts across the planet
Scientists tracking Earth’s water from space discovered that El Niño and La Niña are synchronizing floods and droughts across continents. When these climate cycles intensify,...
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Long-term effects of forty-hertz auditory stimulation as a treatment of Alzheimer’s disease: Insights from an aged monkey model study
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceAlthough 40-Hz physical stimulation shows therapeutic potential for Alzheimer’s disease (AD) in...
Constitutively high levels of endogenous soluble ST2 inhibit food allergic responses in mice
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceIL-33-membrane-bound ST2 (ST2L) signals regulate various biological processes, including inflammation, infection, and...
Primate gut microbiota induce evolutionarily salient changes in mouse neurodevelopment
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceCompared to other primates, humans have remarkably large brains relative to their...
Deep evolutionary conservation of a sex-determining locus without sequence homology
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceSex determination is fundamental to eukaryotic development, yet its molecular mechanisms are...
Q&A: “False” climate solutions help keep fossil fuel firms in business
From cross-border pipelines for green hydrogen that can also carry natural gas, to sustainable aviation fuel that threatens forests, and costly carbon capture projects that...
Estimating US savings on outpatient prescription pharmaceuticals from international reference pricing
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificancePrescription pharmaceutical costs in the United States (US) are among highest in...
Cerebellar Purkinje cell firing reduction contributes to aging-related declining motor coordination in mice
Proceedings of the National Academy of Sciences, Volume 123, Issue 2, January 2026. SignificanceAging-related reductions in motor coordination can lead to falls in the elderly,...
Coal power generation falls in China and India for first time since 1970s
‘Historic’ moment in biggest coal-consuming countries could bring decline in global emissions, analysis says Coal power generation fell in China and India for the first...
Analysis: Coal power drops in China and India for first time in 52 years after clean-energy records
Coal power generation fell in both China and India in 2025, the first simultaneous drop in half a century, after each nation added record amounts...
Evidence for carbon dioxide removal via enhanced rock weathering with steel slag, though not basalt, in a midwestern U.S. field trial
Enhanced weathering is an emergent pathway for permanent atmospheric carbon dioxide removal (CDR). However, despite a dramatic increase in academic and commercial research, there remain...
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