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How mammals got so big

How mammals got so big

Posted Wed, 21 Nov 2012 11:55:00 GMT by Dave Armstrong

1031 large orders of the Mammalia, excluding whales and bats, have been followed during the Coenozoic since dinosaurs disappeared and some small mammals appeared.

How mammals got so big

Human brain and body mass

Human brain and body mass

Posted Wed, 24 Oct 2012 17:58:00 GMT by Dave Armstrong

Researchers in Brazil have discovered that fire and/or cooking had to be developed for our diet long before palaeontologists believed possible, around 1.7 million years ago.

Human brain and body mass

Cretacean murder mystery solved, or is it?

Cretacean murder mystery solved, or is it?

Posted Tue, 09 Oct 2012 14:43:38 GMT by Dave Armstrong

Millions of years ago in the Cretaceous period a spider attacked a parasitic wasp in its web, and was then preserved in amber.

Cretacean murder mystery solved, or is it?

New plant-eating dwarf dinosaur discovered - Pegomastax africanus

New plant-eating dwarf dinosaur discovered - Pegomastax africanus

Posted Wed, 03 Oct 2012 13:00:00 GMT by Adrian Bishop

Pegomastax africanus, a new species of tiny plant-eating dinosaur under two feet long has been found from South African fossils.

New plant-eating dwarf dinosaur discovered - Pegomastax africanus

Masculin-feminin!

Masculin-feminin!

Posted Tue, 02 Oct 2012 23:01:00 GMT by Dave Armstrong

The way in which our genes are shared between the sexes creates antagonism between those sexy feminine traits and the equally sexy male attributes. Luckily, the result also depends on genes that modify the selection process!

Masculin-feminin!

Curiosity gets the better of us

Curiosity gets the better of us

Posted Sun, 30 Sep 2012 13:09:00 GMT by Dave Armstrong

The Curiosity rover is discovering features of rivers and lakes that flowed vigorously on the surface of Mars, while under the surface are reserves of ice.

Curiosity gets the better of us

Novel Photography from The Barrier Reef

Novel Photography from The Barrier Reef

Posted Wed, 26 Sep 2012 14:50:17 GMT by Dave Armstrong

Google Maps have released several panoramas which let you see exactly what our scuba and diver friends see.

Novel Photography from The Barrier Reef

'Orca-saurs' used to rule the Atlantic as orcas do now

'Orca-saurs' used to rule the Atlantic as orcas do now

Posted Mon, 24 Sep 2012 10:58:00 GMT by Dave Armstrong

Two dolphin-like Jurassic crocodiles ruled the sea like orcas do now. Whale-like reptiles have been recognised by several generations of fossil hunters as parallel to modern mammals.

'Orca-saurs' used to rule the Atlantic as orcas do now

Lounging lizards and snake bytes

Lounging lizards and snake bytes

Posted Wed, 19 Sep 2012 13:18:00 GMT by Dave Armstrong

Lizard and snake evolution. How did the squamate reptile entrepreneurs evolve from each other and their ancestral forms?

Lounging lizards and snake bytes

Two disasters may have killed the dinosaurs

Two disasters may have killed the dinosaurs

Posted Thu, 06 Sep 2012 13:44:00 GMT by Adrian Bishop

Dinosaurs may have been wiped out by the effects of volcanic eruptions followed by an asteroid 300,000 years later, say American researchers.

Two disasters may have killed the dinosaurs

More power from spinach

More power from spinach

Posted Tue, 04 Sep 2012 18:03:37 GMT by Adrian Bishop

American researchers have discovered a way of combining the photosynthetic protein in spinach that turns light into electrochemical energy with silicon to produce more electrical current than other 'biohybrid' solar cells.

More power from spinach

The survival and symbiosis of corals

The survival and symbiosis of corals

Posted Wed, 29 Aug 2012 14:42:01 GMT by Dave Armstrong

Talk of places like Hawaii, New Zealand and Australia and you tend to think of Pacific coral reefs and the habitat and ecosystems they create. Symbionts (friendly dinoflagellate algae) of hard corals vary according to how resilient the coral host is to change.

The survival and symbiosis of corals

Carbon dioxide could be turned into fuel, say scientists

Carbon dioxide could be turned into fuel, say scientists

Posted Thu, 23 Aug 2012 11:49:45 GMT by Adrian Bishop

American scientists are attempting to modify the genes of a soil bacterium to persuade it to make fuel from sources including carbon dioxide.

Carbon dioxide could be turned into fuel, say scientists

NASA's Mars Curiosity Rover gets Curiouser and Curiouser

NASA's Mars Curiosity Rover gets Curiouser and Curiouser

Posted Wed, 22 Aug 2012 22:47:49 GMT by Dave Armstrong

Cruising the red planet for only 4.5-6.0m at the Bradbury landing site, Curiosity, the Mars Rover, will now be wiggling its four corner-wheels once more in anticipation.

NASA's Mars Curiosity Rover gets Curiouser and Curiouser

Humans certainly know how to wander - but where and when?

Humans certainly know how to wander - but where and when?

Posted Tue, 21 Aug 2012 20:19:00 GMT by Dave Armstrong

63,000 year old skull fragments of modern humans discovered in Laos. Homo sapiens fossils in Asia confirm that 'out of Africa,' humans colonised far and wide, but perhaps earlier than previously thought.

Humans certainly know how to wander - but where and when?

Nuclear power from uranium in seawater gets closer

Nuclear power from uranium in seawater gets closer

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

The dream of extracting uranium from seawater and boosting nuclear energy reserves for many years to come is getting closer, US scientists have heard.

Nuclear power from uranium in seawater gets closer

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 23 24 25 

The Tempo of Evolution is revealed on Hawaii

Posted Mon, 20 Mar 2017 09:59:00 GMT by Dave Armstrong

Blue whales' calls give ID of new populations

Posted Wed, 04 Jan 2017 10:36:00 GMT by Dave Armstrong

Crow wing shape and its association with species distribution.

Posted Wed, 14 Dec 2016 09:10:00 GMT by JW Dowey

The Force is with the Claw of Land Crabs

Posted Thu, 24 Nov 2016 14:20:00 GMT by Dave Armstrong

Sailfish hunt, but is cooperation evolving?

Posted Wed, 02 Nov 2016 10:45:00 GMT by Dave Armstrong

Going to the dogs in Sardinia.

Posted Thu, 13 Oct 2016 13:05:31 GMT by Dave Armstrong

The great migration of the painted lady.

Posted Wed, 05 Oct 2016 08:35:00 GMT by Dave Armstrong

Murder mystery involves a 5000-year-old personality

Posted Tue, 27 Sep 2016 09:10:00 GMT by JW Dowey

Marine predators forage hotspots at oceanic fronts.

Posted Wed, 21 Sep 2016 07:40:00 GMT by Dave Armstrong

Mola mola, the sunfish genome is incredible!

Posted Mon, 12 Sep 2016 09:10:00 GMT by Dave Armstrong

Semiconductor uses solar power to take H2 from water

Posted Wed, 11 May 2011 17:22:00 GMT by Gracie Valena

Collecting comet samples

Posted Thu, 15 Dec 2011 02:02:00 GMT by Dave Armstrong

Flip-flopping alloy that turns heat into electricity

Posted Thu, 23 Jun 2011 17:19:01 GMT by Martin Leggett

John Michael Greer Looks Forward to Our Ecotechnic Future

Posted Fri, 18 Feb 2011 12:33:01 GMT by Julian Jackson

Purdue energy pioneer to receive medal from President Obama

Posted Wed, 28 Sep 2011 18:44:00 GMT by Dale Kiefer

Lounging lizards and snake bytes

Posted Wed, 19 Sep 2012 13:18:00 GMT by Dave Armstrong

New Research Suggests How Pterodactyls Really Flew

Posted Thu, 25 Nov 2010 10:41:08 GMT by Julian Jackson

Large asteroid captured by radar passing close to Earth

Posted Tue, 08 Nov 2011 14:38:00 GMT by Adrian Bishop

Did modern man originate in Israel?

Posted Mon, 10 Jan 2011 11:00:01 GMT by Michael Evans

Supply questions asked as rare earths are getting rarer

Posted Mon, 10 Oct 2011 16:18:00 GMT by Dave Armstrong