The reason behind the incredible longevity of centenarians continues to remain something of a mystery.
New research has indicated that 150 might be the oldest age that any human could realistically reach.
Australia's oldest ever man has explained how a particularly unusual diet has contributed to his longevity.
Kane Tanaka - the oldest person in Japan - has reached a grand old age despite a penchant for fizzy drinks.
Erramatti Mangayamma has become the world's oldest mother after giving birth at the tender age of 74.
A Laysan albatross known as 'Wisdom' has exceeded all expectations by laying an egg at the ripe old age of 68.
According to reports, Indonesian national Sodimedjo was born in 1870, making him 146 when he died.
The oldest human being on Earth, Emma Morano, is the last person alive to have seen the 19th century.
A new study has suggested that humans may be limited to a maximum lifespan of around 115 years.
Hindu monk Swami Sivananda has attributed his extreme longevity to a combination of yoga and celibacy.
Emma Morano is believed to be the only remaining person on Earth to have been born during the 1800s.
In a remarkable feat of old-age endurance, the pensioner reached the summit of Africa's tallest mountain.
Scientists have identified a potential new way of extending human longevity by up to 60 percent.
Despite being 105 years old, Japan's Hidekichi Miyazaki is still participating in running events.
Scientists have highlighted the fact that the stars in the sky are slowly but surely fading away.
Having explored Mars for over a decade the long-serving rover is beginning to show signs of old age.
Leandra Becerra Lumbreras, who is from Mexico, is believed to have been born on August 31, 1887.
Sao Paulo resident Jose Aguinelo dos Santos is thought to be the oldest living man ever documented.
91-year-old Sy Perlis of Arizona has managed to break the world record for old age weightlifting.
Scientists at MIT have created a special suit that simulates the physical difficulties of old age.