The Skeptics' Guide to the Universe The Skeptics Guide #1065 - Dec 6 2025
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Dec 6, 2025 A fascinating study explores how macaque brains handle compositionality, raising questions about cognitive flexibility. China's ambitious tree-planting rush might be causing unintended hydrological issues, reducing water supplies. Misinformation around hormonal birth control is scrutinized, emphasizing risk communication. Exciting findings from asteroid Bennu reveal possible building blocks for life. Plus, discussions on climate denial, cardiac scans, and even the aversion some people have toward nature keep listeners engaged and informed!
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Always Compare Relative And Absolute Risk
- When reading studies, distinguish relative from absolute risk before changing behavior.
- Treat small absolute increases (e.g., 13 extra cases per 100,000) in context of benefits and baseline risk.
Influencers Amplify Incomplete Birth-Control Risks
- Social media influencers often spread incomplete contraception claims due to low literacy or agendas.
- Loss of CDC advisory staff worsens public access to vetted birth-control safety guidance.
Tentative Gamma Signal Could Hint At Dark Matter
- A Tokyo researcher found an unexplained gamma-ray excess near the galactic center matching some dark-matter annihilation patterns.
- The result is tentative, indirect, and requires independent checks from other observatories.
