Technology Robot Asimo learns how to jaywalk Better watch where you step What do the classic computer game Frogger and the movie Raiders of the Lost Ark have in common? They are both being used to demonstrate software that tells humanoid robots where to plant their feet. At Carnegie Mellon University's Robotics Institute in Pittsburgh, Pennsylvania, James Kuffner and his team have … 51¶¯Âþ
Earth How not to save wildlife Fouryears ago, I watched a scrum of wildlife experts, pest controllers, animal lovers and journalists come together on the Uist islands in the Outer Hebrides, far off the north-west coast of Scotland, to witness the beginning of an unlikely, unpopular and expensive cull. The cullers were targeting hedgehogs, introduced to the islands in the mid-1970s … Opinion
Life Histories: When men were gods In 427 BC, the Greek city-state of Athens crushed a revolt in Mytilene on the Aegean island of Lesbos. The Athenian assembly decided that all men in Mytilene should be killed in punishment and dispatched the order by the fastest means it knew – a trireme, the classic oared warship of the ancient Mediterranean. The … Features
Review: The Writing on the Wall: China and the West in the 21st Century, by Will Hutton CHINA'S rapid economic growth over the past two decades has made it one of the world's largest economies and an export powerhouse that has caused alarm from Asia to Europe to the US. The reason for this alarm is simple: by rapidly turning economic success into political clout, China is poised to become a 21st-century … Books & Arts
Feedback The way we understand the way we understand WRITING in response to Stan Courtney's comment on repeated phrases that make sense, such as "the way we understand the way we understand" (20 January), Stewart Haywood tells us: "I watched my daughter standing in front of a mirror this morning, looking at herself looking at herself." … Regulars