- VIDEO: Big leap in 4K video streaming techA new method of compression could see ultra-HD video streamed to TVs and other devices using around 50% of the bandwidth currently needed.
- Deadline for Iran talks extendedNuclear talks between world powers and Iran will continue past a midnight deadline into Wednesday, US officials say.
- Paracetamol ‘no good for back pain'Paracetamol is ineffective at treating back pain and osteoarthritis despite being a recommended treatment, a group of Australian researchers warns.
- Care system 'gets biggest shake-up'Major changes to the care system in England, dubbed the biggest shake-up for 60 years, are being introduced, while Scotland merges NHS and care budgets.
- Bosses sign letter supporting ToriesMore than 100 company leaders declare support for a Conservative-led government as Labour pledges to end "exploitative" zero hours contracts.