
Gift-giving was practised by early humans in Africa – how it spread and evolved
For many countries around the world, December is an intense, commercialised period of gift-giving. Not just within families but across all sorts of relationships, such as gifts between buyers and service providers....

I hope we have persuaded [the minister] of the need to do more, not merely to reduce industrial noise but to help people who have suffered industrial deafness. I confess to having some direct and personal interest in the...

Heres one definition of science: its essentially an iterative process of building models with ever-greater explanatory power. A model is just an approximation or simplification of how we think the world works. In the past,...

If you watch one Hanukah film this festive season may I suggest you watch the 2003 film, The Hebrew Hammer. I am particularly partial to this film, it featured heavily in my book, The New Jew in Film, for its...

China recently banned the export of the minerals gallium and germanium to the US amid growing tensions between the two countries on trade. The minerals are of critical economic value because they are used in computer...

What do insects do all winter?
You are standing in a forest in the middle of winter and the temperature has dropped below zero. The ground is covered in snow and the trees and bushes are naked. The insects that normally fly or crawl in warmer weather...

HIV stigma is now more dangerous than the virus – my research shows how to address this
Speaking at the 16th International Aids Conference in 2006, the then UNAids executive director, Peter Piot, remarked: Since the beginning of the epidemic, stigma, discrimination and gender inequality have been identified...