Quantcast

Latest Middle age Stories

Humans Evolved To Live Longer Because Of Grandmothers
2012-10-24 07:50:47

Lawrence LeBlond for redOrbit.com - Your Universe Online Our grandmothers being there to care of us is something we all take for granted, and we have our ancestors to thank for that. New research indicates that human longevity is what it is because of grandmothers helping with childcare at an early stage in human history. Computer simulations on evolution have helped scientists prove that humans evolved longer life spans than apes because of their grandmotherly duties. When it comes to...

2012-09-24 12:50:10

Melbourne researchers have identified a new way of protecting female fertility, offering hope to women whose fertility may be compromised by the side-effects of cancer therapy or by premature menopause. The researchers, from the Walter and Eliza Hall Institute, Monash University and Prince Henry's Institute of Medical Research, made the discovery while investigating how egg cells die. They found that two specific proteins, called PUMA and NOXA, cause the death of egg cells in the...

Killer Whale Menopause Helps Sons Survive
2012-09-14 08:43:49

Watch the Video: Killer Whales Near the San Juan Islands April Flowers for redOrbit.com - Your Universe Online Killer whale females have the longest period of menopause of any non-human species. A new study, led by the University of Exeter and the University of York, claims this is so the female Orcas can care for their adult sons. The research shows that for a male over 30, the death of his mother means an almost 14-fold increase in the likelihood of his own death within a year....

Menopause Evolved To Limit Competition Between Mother & Daughter-In-Law
2012-08-23 12:33:07

Connie K. Ho for redOrbit.com — Your Universe Online A new study by investigators from the University of Turku in Finland, the University of Exeter in the United Kingdom, University of Sheffield in United Kingdom, and Stanford University finds that menopause evolved as a way to limit competition between a mother-in-law and her new daughter-in-law. Women normally experience menopause around 45 to 55 years of age and researchers have yet to understand its purpose. With a review of...


Word of the Day
drawcansir
  • A blustering, bullying fellow; a pot-valiant braggart; a bully.
This word is named for Draw-Can-Sir, a character in George Villiers' 17th century play The Rehearsal.
Related