Experts hope to learn more about the elusive species which has inspired tales of the legendary kraken sea monster.
Survivors claim traffickers deliberately rammed a boat packed with 500 people in the Mediterranean.
Boris Johnson says 100,000 tickets will go on sale to keep the spectacular event "safe and fun", adding it will not make a profit.
News of the birth of the Hollywood couple's first child emerges after nearly a week of secrecy, US media reports.
The Harley-Davidson bike ridden by Peter Fonda is expected to fetch up to $1.2m (£740,000) when it goes under the hammer.
Military experts believe they have identified an object seen streaking across the sky over the Rockies earlier this month.
Lisa Coleman is set to become the 15th woman to be executed since the US Supreme Court restored the death penalty in 1976.
Police take DNA samples from a man believed to be a friend of David Miller, who was found dead with Hannah Witheridge on a beach.
The US citizen is found on a river bank in a restricted military area in South Korea apparently suffering from exhaustion.
The country's most prominent Uighur Muslim scholar, who was arrested in January, could face life in prison if convicted.