Explore the multi-factor model, a financial tool utilizing multiple factors to explain market phenomena, asset prices, and portfolio performance.

Missense variants in the O-GlcNAc transferase ( OGT) gene have recently been shown to segregate with a syndromic form of intellectual disability (OGT-ID), underscoring the importance of protein ...

Use BBC.com or the new BBC App to listen to BBC podcasts, Radio 4 and the World Service outside the UK. Find out how to listen to other BBC stations ...