This week: Geologists on earthquake alerts, why seahorse tails are square, a 1500-year-old volcanic climate mystery, stopping HIV, New Horizons nears Pluto and prison for falsifying HIV vaccine data.
This week: Geologists on earthquake alerts, why seahorse tails are square, a 1500-year-old volcanic climate mystery, stopping HIV, New Horizons nears Pluto and prison for falsifying HIV vaccine data.