Mass customization can make fashion more sustainable if customers are willing to wait for it

High fees for disposal and recycling can boost the sustainable effect under some circumstances

By Holly Ober | | Business

Human gut bacteria have sex to share vitamin B12

Your gut bacteria need vitamin B12 just as much as you do. Though DNA is usually passed from parent to child, new research shows gut bacteria transfer genes through “sex” in order to take their vitamins.

By Jules Bernstein | | Science / Technology