New Zealand says it has solved Covid outbreak 'puzzle'

New Zealand reported a breakthrough Thursday in tracing the source of a COVID-19 outbreak that plunged the nation into lockdown, with Prime Minister Jacinda Ardern saying it should help "stamp out" the virus.

Why do some cancers suddenly disappear without treatment?

It is hard to believe that some cancers miraculously disappear, but it does happen. Over 1,000 case studies document cancer sufferers who experienced spontaneous regression of their tumour. So why does this happen and is ...

Scientists find key protein for spinal cord repair

A freshwater zebrafish costs less than two bucks at the pet store, but it can do something priceless: Its spinal cord can heal completely after being severed, a paralyzing and often fatal injury for humans.

page 8 from 40