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Archaea live long and slowly

Archaea live long and slowly

Posted Sat, 02 Jun 2012 19:03:00 GMT by Dave Armstrong

T-Rex came and went, then mammals ruled, all the while the single-celled archaeon persisted with its slow growth lifestyle. Distantly related to bacteria, archaea have the slowest growth rate known to date.

Archaea live long and slowly

Super-eruptions may only take hundreds of years to form

Super-eruptions may only take hundreds of years to form

Posted Wed, 30 May 2012 21:00:00 GMT by Adrian Bishop

Volcanic super-eruptions, with the potential to wipe out huge populations, could take just hundreds of years to form rather than the 100,000 previously thought, say American geologists.

Super-eruptions may only take hundreds of years to form

Sex determination in birds

Sex determination in birds

Posted Tue, 29 May 2012 23:01:00 GMT by Dave Armstrong

The ZZW hen is female to start with but develops male characteristics and produces no fertile gametes (eggs OR sperm). Except that is for the ZZW Kentish plover, noted in the study of sex determination in birds.

Sex determination in birds

Earthquakes are always big news - or are they?

Earthquakes are always big news - or are they?

Posted Sat, 26 May 2012 11:02:39 GMT by Michael Evans

Earthquake prediction is an inexact science and the recent Italian earthquake has highlighted the danger of not taking adequate precautions. An Anglo-Russian satelite programme hopes to be able to use electromagnetic signals as a means of early warning.

Earthquakes are always big news - or are they?

Placentals ruled before the Cretaceous

Placentals ruled before the Cretaceous

Posted Thu, 24 May 2012 12:09:00 GMT by Dave Armstrong

Theropod dinosaurs ruled the earth then died out in the Cretaceous, leaving the little mammals to diversify. Many genomes are now examinable for signs of diversification in these species' past.

Placentals ruled before the Cretaceous

When dinosaurs ruled the Pampas

When dinosaurs ruled the Pampas

Posted Wed, 23 May 2012 10:40:33 GMT by Dave Armstrong

In Patagonia, which was part of southern Gondwanaland, a very early complete (almost) theropod dinosaur example has been found from the middle of the Jurassic period, 40 million years before any relative.

When dinosaurs ruled the Pampas

Robo-fish uses arti-fish-ial intelligence to find pollution

Robo-fish uses arti-fish-ial intelligence to find pollution

Posted Tue, 22 May 2012 13:27:20 GMT by Adrian Bishop

Robotic fish used to find pollution. A four-foot robot fish that uses artificial intelligence to track, find and record water pollution is being tested.

Robo-fish uses arti-fish-ial intelligence to find pollution

Pollination: Flowers are masters of reproduction

Pollination: Flowers are masters of reproduction

Posted Fri, 18 May 2012 15:16:00 GMT by Adrian Bishop

American university researchers have found how flowers have an efficient way of reproducing, ensuring that fertilisation is successful even if the initial pollen is faulty.

Pollination: Flowers are masters of reproduction

Where, how and what do an ant and a pitcher plant exchange?

Where, how and what do an ant and a pitcher plant exchange?

Posted Wed, 16 May 2012 10:28:34 GMT by Dave Armstrong

Mutual benefits of a relationship between an ant species and pitcher plant; mutualism. Only one of the 120 species of the Nepenthes genus has been found so far to use a single plant - ant species within its tissues to help out.

Where, how and what do an ant and a pitcher plant exchange?

History of a giant salamander (Dicamptodon tenebrosus)

History of a giant salamander (Dicamptodon tenebrosus)

Posted Sun, 13 May 2012 15:03:00 GMT by Dave Armstrong

Ecology of coastal giant salamanders, (Dicamptodon tenebrosus). Research into the genetic structure and history of giant salamander populations in the United States and Canada.

History of a giant salamander (Dicamptodon tenebrosus)

LED street lights save millions each year

LED street lights save millions each year

Posted Thu, 10 May 2012 19:16:22 GMT by Adrian Bishop

Eco-friendly LED street lights are saving million of dollars each year in town and city power bills and are reducing carbon emissions.

LED street lights save millions each year

The Dwarf Mammoth of Crete: Mammuthus Creticus

The Dwarf Mammoth of Crete: Mammuthus Creticus

Posted Tue, 08 May 2012 23:09:00 GMT by Dave Armstrong

The smallest species of mammoth that ever existed lived on Crete. Fossils of Mammuthus creticus, a dwarf mammoth, were discovered on the Greek island.

The Dwarf Mammoth of Crete: Mammuthus Creticus

They're after Iceman Oetzi's 5300-year-old blood!

They're after Iceman Oetzi's 5300-year-old blood!

Posted Wed, 02 May 2012 21:18:15 GMT by Dave Armstrong

Oetzi the iceman should not have had any blood preserved for the length of time (5,300 years) he has been lying in the mountains. But, as ever with this persistent man, Oetzi has come up trumps.

They're after Iceman Oetzi's 5300-year-old blood!

Fossil fish: Rebellatrix the 'rebel coelacanth'

Fossil fish: Rebellatrix the 'rebel coelacanth'

Posted Wed, 02 May 2012 19:00:00 GMT by Adrian Bishop

A 'rebel' coelacanth (Rebellatrix) killer fish fossil found in Canada dating back 240 million years has been described for the first time.

Fossil fish: Rebellatrix the 'rebel coelacanth'

Groundwater resources mapped in Africa

Groundwater resources mapped in Africa

Posted Sat, 21 Apr 2012 08:47:02 GMT by Dave Armstrong

Groundwater storage in Africa has been mapped. Authors of a new study argue that groundwater has to be crucial for Africa's future water supplies.

Groundwater resources mapped in Africa

The Game of Life

The Game of Life

Posted Wed, 18 Apr 2012 13:21:00 GMT by Paul Robinson

Advanced social behaviour of higher primates, cetaceans and a few others are investigated in a unique experiment with 96 undergraduates in a Sims-like virtual world.

The Game of Life

Scitech News Archives Page : 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 

And the porpoise killer is --- !

Posted Wed, 26 Nov 2014 07:30:00 GMT by Dave Armstrong

Turtle! Turn and migrate to the SE Pacific!

Posted Thu, 20 Nov 2014 10:21:00 GMT by Dave Armstrong

The ultimate rainforest tree thrived in Sundaland.

Posted Sat, 15 Nov 2014 18:54:46 GMT by Dave Armstrong

Cats, as we know them.

Posted Wed, 12 Nov 2014 10:05:01 GMT by Dave Armstrong

Forest loss in NZ reveals fire prevention ploys.

Posted Sat, 08 Nov 2014 14:46:00 GMT by Dave Armstrong

Birds run carefully in the rough.

Posted Sun, 02 Nov 2014 19:19:00 GMT by JW Dowey

Our ancient ancestors couldn't digest milk

Posted Thu, 23 Oct 2014 07:48:00 GMT by Dave Armstrong

Copulation was invented by ancient fish

Posted Mon, 20 Oct 2014 14:20:43 GMT by Dave Armstrong

Stilt break records for migration and finding water.

Posted Wed, 15 Oct 2014 07:05:00 GMT by Paul Robinson

Geckos crossed the line and got bigger

Posted Tue, 07 Oct 2014 23:00:00 GMT by Dave Armstrong

Scientists revise long-held beliefs about plant biodiversity and biomass

Posted Sun, 25 Sep 2011 09:00:00 GMT by Dale Kiefer

Scientists' research sounds warning for our oceans

Posted Wed, 04 May 2011 14:52:00 GMT by John Dean

Nuclear power from uranium in seawater gets closer

Posted Tue, 21 Aug 2012 12:00:00 GMT by Adrian Bishop

Molasses proves a match for ozone-depleting chemical

Posted Thu, 17 Mar 2011 16:23:00 GMT by Colin Ricketts

The Neander Valley has a lot to answer for!

Posted Wed, 13 Mar 2013 17:11:48 GMT by Dave Armstrong

Using less fertilizer aids corn for fuel

Posted Mon, 28 Feb 2011 15:07:01 GMT by Martin Leggett

Madagascar about the girls

Posted Tue, 20 Mar 2012 23:06:00 GMT by Dave Armstrong

Placentals ruled before the Cretaceous

Posted Thu, 24 May 2012 12:09:00 GMT by Dave Armstrong

Murder by the cannibal neighbours

Posted Sun, 24 Nov 2013 20:30:02 GMT by JW Dowey

The oceans are heating up fast

Posted Sun, 03 Nov 2013 15:55:00 GMT by Dave Armstrong