If there is one silver lining from my sight loss, it is that it has given me the extra impetus to actually pursue my dreams, not merely think about them. To that end, I undertook a number of endeavours including 18 marathons, climbing the highest mountain in Europe and even setting a world record for rowing across the Atlantic Ocean.

The discovery of bacteria which thrives in a salty, ice-sealed Antarctic lake has strengthened the possibility of alien life on planets such as Mars. ...

Amid the perishing antarctic snow, intrepid sportsmen and women limbered up for an ice marathon, 600 miles from the south pole. Thrill-seekers fro...

For the millions of people who've watched and enjoyed Frozen Planet, this final episode may leave them with a clearer understanding of the very real threat that climate change poses to our beautiful and fragile polar regions.