Meehan Crist

Before I got pregnant, I thought I understood how DNA works: parents pass on some combination of their DNA, which codes for various heritable traits, to their children, who pass on some combination to their children, and so on down the neat branching lines of the genealogical tree. What I didn’t know was that women can also receive DNA from their children.

Higher sea levels mean higher storm surges, like the nine-foot surge that inundated Lower Manhattan and severely affected neighbourhoods in Long Island and New Jersey, but also that low-lying coastal areas, from Bangladesh to Amsterdam, will be underwater in less than a hundred years. It’s worth remembering that two-thirds of the world’s cities sit on coastlines. In a high-emissions scenario, average high tides in New York could be higher than the levels seen during Sandy. A rise in global sea levels of 11 feet would fully submerge cities like Mumbai and a large part of Bangladesh. The question is no longer if – but how high, and how fast.

The Voynich Manuscript​ looks unremarkable: a yellowing bundle of cheap vellum pages bound between two wooden boards. The cover is blank. Once called ‘the most mysterious manuscript in the world’ by the medievalist and philologist John Manly, its 240 pages contain illustrations of plants no one can identify, what look to be circular celestial maps (though they don’t...