Alec Luhn
Journalist and guest who reported on new research into solar geoengineering and termination shock, outlining risks, economic modelling, and governance concerns.
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Jan 30, 2026 • 40min
Mini human brain grows blood vessels; The geoengineering risk of termination shock; Trove of ancient fossils discovered
Carissa Wong, science reporter, explains mini human brains grown with blood vessels and the ethical questions they raise. Alec Luhn, journalist, outlines solar geoengineering, termination shock risks and the long commitments it would demand. Sam Wong, science journalist, describes the Huayuan Cambrian fossil bonanza and its bizarre, well preserved creatures.
