Asimov Press

They trace agar from a 17th century kitchen discovery to a wartime strategic resource for vaccines and penicillin. They recount Fanny Hesse's pivotal suggestion and Koch's plating breakthrough. They explore why agar outperforms other gels, its complex seaweed origins, global supply pressures, recent toxic-batch disruptions, and efforts to find replacements.

[Fiction] A eulogy to the reference human. By Eliomer H. Kaas.Read all our work, for free, at press.asimov.com.

Computational mapping of smell and why odor resists simple digital encoding. Practical uses from leak detection to diagnostics and sustainable fragrance design. Traces olfaction from bacterial chemo-sensing to vertebrate evolution and neural memory links. Machine learning, graph neural nets, and the principal odor map reveal new scent spaces. Synthetic molecules and cultural tensions around natural ingredients are explored.

A deep dive into the 1959 invention that changed lab work, tracing how a simple motorized rubber cup created the orbital vortex used in mixing tubes. The Kraft brothers’ background and rapid prototyping are highlighted. Listeners hear how the device solved contamination problems, passed clinical tests, spawned patents and businesses, and evolved into the ubiquitous Vortex Genie and modern variants.

A whirlwind tour of how Xenopus frogs shaped fertility tests, embryology, and cloning. Short stories about frog-based assays, large eggs used as experimental tools, and landmark organizer grafts. Tales of genomic puzzles, cell-free egg extracts that unlocked cell biology, and a shift to a diploid species for modern genetics.

A deep dive into how scientists probe sentience in tiny creatures and machines. They trace historical ideas from Darwin to modern connectomics. The talk tackles controversies over worm and insect awareness, the limits of behavioral evidence, and why neural wiring and valence matter. It highlights technical hurdles, competing brain theories, and the high moral stakes of deciding who can feel.

A roadmap for building human-scale brain emulations, covering breakthroughs that shifted feasibility like expansion microscopy and protein barcodes. Discussion of core needs: recording neural activity, reconstructing wiring, and digitally modeling neurons. Practical timelines, cost estimates, and scaling bottlenecks such as proofreading, compute, and data collection are explored.

Dive into the captivating world of developmental biology as a controversial discovery unravels. A researcher’s promising claim about the head activator ignites acclaim but quickly turns sour with failed replication attempts. Uncover the intricate biology of hydras and the ensuing battle over scientific recognition. Personal dynamics, gender issues, and fierce disputes color the story, ultimately leading to a major scientific shift towards the Wnt pathway. The unresolved puzzle leaves lingering questions and reflections on legacy.

Discover how Cultivarium is tackling the challenges of engineering non-model organisms. Niko McCarty delves into the limitations of E. coli dominance in research and the reasons scientists avoid less-studied microbes. Learn the ins and outs of electroporation, a groundbreaking technique that uses electrical pulses for DNA entry. The conversation highlights Cultivarium's innovative robotics that optimize transformation experiments and the significant role of non-model organisms in scientific breakthroughs like PCR and CRISPR.

What the evolution of scientific methods says about their future. By Andrew Hunt.Read all our work for free at press.asimov.com.