A new issue of Aestimatio: Critical Reviews in the History of Science is out. Fulvio Mazzocchi (CNR): The Limits of Reductionism in Biology: What Alternatives? A review of Paradox: The Nine Greatest Enigmas in Physics by Jim Al-Khalili. Just when we thought those pesky scientists had stopped messing with the Periodic Table, the International Union of Pure and Applied Chemistry goes and ratifies another two, livermorium and flerovium. Here are 20 things you didn't know about the Periodic Table. To infinity and beyond: Timothy McGettigan on new frontiers in the science wars. We need to cast off our biological blinkers in the search for life beyond Earth and turn to physics, says cosmologist Charley Lineweaver. A review of Our Magnetic Earth: The Science of Geomagnetism by Ronald Merrill. Massimo Pigliucci on Universal Darwinism and the alleged reduction of biology to chemistry. The entire history of the observable universe, all 13.7 billion years of it, has been for the first time successfully modeled by six scientists using a French supercomputer. A review of The End of Discovery by Russell Stannard.