Happy Linus Pauling Day! Why you should eat an orange to celebrate the Oregon-born scientist
Linus Pauling is the only person to have won two unshared Nobel Prizes: for chemistry (in 1954) and peace (in 1962).
Cousin marriage: What new evidence tells us about children's ill health
In a busy, terraced house in Bradford, three sisters are animatedly chatting. It's a big day at their home: a beautician sits ...