that catherine, the princess of wales, was admitted to the london clinic yesterday. that is a private hospital in central london, for planned abdominal surgery. we understand the surgery was successful. it is expected she will remain in hospitalfor ten to m days before returning home to windsor to continue her recovery. we are told by kensington palace that based on the current medical advice, she is unlikely to return to public duties until after easter. i will take you through some of the rest of the statement. it says she will appreciate the interest this statement will generate. she hopes the public will understand her desire to maintain as much normality for her children as possible. of course, we know she has three young children, and her wish that personal medical information remains private. so we shouldn t expect over however long it takes for her to recuperate to get a running commentary, but we understand it is noncancerous. but clearly, as our colleagues at the bb
news, san francisco. have a look at this. researchers have discovered the world s oldest heart. the 380 million year old fossil was discovered in western australia, in the gogo fish, which is one of our earliest evolutionary ancestors. the fossil captures a key moment in evolution that led to the emergence of the heart and other organs in the human body. here s our science correspondent pallab ghosh. this rock contains a heart that s hundreds of millions of years old. it s from a prehistoric creature that lived long before the first dinosaurs walked the earth the gogo fish. it s the animal humans evolved from. we were all crowded around the computer and recognised that we had a heart and pretty much couldn t believe it, and then decided that it was incredibly exciting. this is a crucial moment in our own evolution and it shows that the body plan that we have