Note posts made on our older Talkback system will still show below. However, new posts can only be made via the new system (above). We will export the old comments to the new shortly. You can still comment as a guest on the new system but it also allows you to login using various social network and other accounts.

Other features coming soon.

Similar articles

Study suggests horse domesticated at least 5,000 years ago

Scientists trace cowshed germs which protect against allergies

Half a gram of Neanderthal bone was enough to discover genome

Germans take delivery of high-altitude research jet

Amateur finds 700,000-year-old Java Man in German quarry

Latest Headlines in Science

• 1. Energy agency urges radical action to fight climate change
• 2. EU launches online pollution tracker
• 3. Babies without dads think differently
• 4. Nano-electric device detects liquids in luggage instantly
• 5. Nose spray boosts memory while you nap