Tagged: ice age

Cave bears and brown bears and admixture, oh my! - BioBlog

Alison Campbell Aug 28, 2018

Last week the story of a hybrid hominin was in the news: the discovery that remains found in Denisova Cave were those of a 13-year-old girl whose parents were a female Neandertal and a Denisovan male. This was exciting stuff: we already know, from genomic analysis, that interspecies matings involving Neanderthals, Denisovans, and H.sapiens happened – but to actually find the remains of someone … Read More

Ice ages led to ‘explosive’ diversity in Kiwi species - News

John Kerr Sep 01, 2016

Ancient walls of ice separating kiwi populations have left their mark in the DNA of New Zealand’s most iconic species. A new study published this week in PNAS has revealed the enormous impact historic cold snaps had on the evolution of kiwis. Researchers based in Canada, in collaboration with Department of Conservation scientists, examined a database of kiwi DNA across the geographic … Read More

The ‘mini Ice Age’ media sensation – and the reality - News

Erica Mather Jul 15, 2015

“Earth heading for ‘Little Ice Age’ in 15 years”, “The Little Ice Age cometh”, and the obligatory “Winter is coming”. They are just some of the headlines that have run around the world following a new analysis of sunspot cycles presented by Northumbria University’s Professor Valentina Zharkova at a conference organised by the Royal Astronomical Society. But as the Washington Post … Read More

Stuff unstuffed (a bit) - Hot Topic

Gareth Renowden May 14, 2012

Fairfax New Zealand’s news web site Stuff has responded to criticism [Hot Topic, The Atavism, From the Morgue] of its ‘Solar minimum’ could trigger Ice Age [WebCite#1] story last week by posting a substantially revised version [WebCite#2], now titled Research considers solar cooling period. The latest version gives a much better picture of the paleoclimate [...] … Read More

Earth: The Operators’ Manual - Hot Topic

Bryan Walker Apr 07, 2011

Richard Alley’s splendid abilities as a communicator are well displayed in his new book Earth: The Operators’ Manual. Written as a companion book for a forthcoming PBS documentary he hosts, it provides a lively review of the science of climate change and of the renewable energy sources now able to be employed. The general reader who [...] … Read More

Ice Age - Hot Topic

Bryan Walker Nov 28, 2009

It might be about the last ice age, but global warming concerns are never far away in Brian Fagan’s latest book The Complete Ice Age: How Climate Change Shaped the World. Fagan collaborates with three other writers to explain how our understanding of the ice age has developed since the great 19th century achievement of [...] … Read More