Scientists, environmentalists and even World War II historians have reacted with a mixture of excitement and concern to news that Russian geologists have drilled through to a huge subterranean lake in Antarctica, some 20 million years old.
It has taken more than 30 years to work through 3,700 meters of thick ice – drilling in temperatures as low as minus 80 centigrade.
But it will have been worth it, if even half the claims being made about the lake are true. . . .