News

Ancestors of Native Americans Spent 10,000 Years on Bering Land Bridge

The new study shows that ancestors of Native Americans migrated to the Americas from Siberia and not directly from Europe. Painting by G. Mülzel.
Feb 28, 2014 by News Staff

An international team of scientists led by Dr Dennis O’Rourke from the University of Utah has discovered how Native Americans may have survived the last Ice Age after splitting from their Asian relatives 25,000 years ago. New study reveals that after the ancestors of Native Americans left Asia, they spent 10,000 years in shrubby lowlands on a broad land bridge that once linked Siberia and Alaska. Painting by G. Mülzel. They have analyzed fossils...

read more...

Ooids, Gallstones, Otoliths: Study Provides New Insight into Formation of Mysterious Natural Structures

Feb 28, 2014 by News Staff

Temperature oscillation produces stunning self-assembled mineral microspheres containing rhythmic ‘growth rings,’ providing new insight into the formation...

This is an artist's impression of an exoplanet. Image credit: Ron Miller.

NASA Astronomers Discover 715 New Exoplanets

Feb 27, 2014 by News Staff

Astronomers of NASA’s Kepler mission announced yesterday the discovery of 715 new extrasolar planets orbiting 305 stars in our Milky Way Galaxy. This...

This is an artist's impression of Tau Boötis b. Image credit: David Aguilar / Harvard-Smithsonian Center for Astrophysics.

Tau Boötis b: Astronomers Detect Water in Atmosphere of Jupiter-like Exoplanet

Feb 26, 2014 by News Staff

Astronomers led by Alexandra Lockwood from California Institute of Technology in Pasadena have detected the water vapor in the atmosphere of an extrasolar...

German shepherd puppy. Image credit: Marilyn Peddle / CC BY 2.0.

Scientists Discover Dedicated Voice Area in Dog Brain

Feb 25, 2014 by News Staff

Dogs have dedicated voice area in their brains, just as people do, say scientists from Hungary led by Dr Attila Andics of MTA-ELTE’s Comparative Ethology...

Archaeopteryx lithographica, one of early birds. Image credit: H. Raab / CC BY-SA 3.0.

Study Sheds More Light on Origin of Birds

Feb 25, 2014 by News Staff

According to new research on the first birds and bird-like dinosaurs (Paraves) which lived 160 to 120 million years ago, bird wings and small body size...

An image of the flash resulting from the impact of a large meteorite on the lunar surface on 11 September 2013, obtained with the 0.36-m-telescope in Sevilla, Spain. Image credit: Jose M. Madiedo / MIDAS.

Astronomers Document Record-Breaking Lunar Impact

Feb 24, 2014 by News Staff

On September 11, 2013, an object with the mass of a small car hit the lunar surface in Mare Nubium, an ancient lava-filled basin with a darker appearance...

Jack Hills Zircon: Scientists Discover Oldest-Known Fragment of Earth

Feb 24, 2014 by News Staff

A small fragment of a mineral called zircon extracted from a remote rock outcrop in Australia confirms that the Earth’s crust first formed at least 4.4...

The floodplain-dwelling ants, Formica selysi, building a raft. Image credit: Purcell J et al.

Ants Build Raft to Escape Flood, Biologists Say

Feb 21, 2014 by News Staff

A group of scientists from Switzerland say that the floodplain-dwelling ants (Formica selysi), when facing a flood, build rafts and use both the buoyancy...

Seal no. M-278 A. Picture courtesy of Sue Sullivan, Indus Script Dictionary.

Indus Script Based on Sanskrit Language

Feb 21, 2014 by Jeyakumar Ramasami

Inscriptions on Indus seals give details about animals sacrificed and nature of ceremony. Some ceremonies were performed for obtaining remission of sins...

This is an artist's impression of an asteroid breaking up. Credit: NASA / JPL-Caltech.

Astronomers See Asteroids Hitting Distant Pulsar

Feb 21, 2014 by News Staff

According to astronomers led by Mr Paul Brook, a PhD student from the University of Oxford and CSIRO, a small pulsar dubbed PSR J0738-4042 is being pounded...

This is an artist's concept of a supermassive black hole at the centre of a galaxy. Image credit: NASA / JPL / Caltech.

Scientists Discover Huge Gas Clouds Orbiting Supermassive Black Holes

Feb 21, 2014 by News Staff

A team of astronomers led by Dr Alex Markowitz from the University of California, San Diego and the Karl Remeis Observatory in Bamberg, Germany, has discovered...

This image shows Cassiopeia A, a remnant that blew up as a supernova more than 11,000 years ago, leaving a dense stellar corpse and its ejected remains. Image credit: Lawrence Livermore National Laboratory.

Cassiopeia A: Astronomers Peer into Heart of Supernova

Feb 20, 2014 by News Staff

An international team of astronomers using NASA’s Nuclear Spectroscopic Telescope Array (NuSTAR) has revealed how stars blow up in supernova explosions. This...

This is a false-color image of Propionibacterium acnes. Image credit: Bobby Strong / CDC.

Newly Discovered Bacterium Named after Frank Zappa

Feb 19, 2014 by News Staff

Biologists have discovered a new type of Propionibacterium acnes – the bacterium that causes human acne by infecting skin pores and forming spots...

This new image from La Silla Observatory in Chile shows the star cluster Messier 7. Image credit: ESO.

Astronomers Capture Stunning New Image of Messier 7

Feb 19, 2014 by News Staff

A team of astronomers using the MPG/ESO 2.2-m telescope at ESO’s La Silla Observatory in Chile has captured a new image of the open star cluster...

Asian Elephants Reassure Others in Distress, Study Finds

Feb 19, 2014 by News Staff

A study led by Dr Joshua Plotnik from Mahidol University and the Think Elephants International has found that Asian elephants (Elephas maximus) console...

This is an artist's impression of the brown dwarf ULAS J222711-004547. Image credit: Neil J Cook / University of Hertfordshire.

Astronomers Discover ‘Extremely Red’ Brown Dwarf

Feb 18, 2014 by News Staff

European astronomers led by Dr Federico Marocco from the University of Hertfordshire have discovered a brown dwarf with unusually red skies. Brown dwarf...

Eurasian beaver, Castor fiber, in the Tczew area, northern Poland. Image credit: Klaudiusz Muchowski / CC BY-SA 3.0.

New Study Provides Insights into Genetic History of European Beaver

Feb 18, 2014 by News Staff

European beaver (Castor fiber) has been strongly affected by expanding human populations for many thousands of years, says a team of genetic scientists...

This is an artist's impression of Atopodentatus unicus. Image credit: © Nobu Tamura, 2014 (spinops.blogspot.com).

Atopodentatus unicus: Bizarre New Fossil Reptile Discovered in China

Feb 17, 2014 by Sergio Prostak

Paleontologists led by Dr Xiao-Chun Wu from Canadian Museum of Nature say they have discovered a new genus and species of reptile that lived in what is...

Lesser Virgin Islands skink, Spondylurus semitaeniatus. Image credit: Alejandro Sanchez.

Biologists Aim to Protect Rare Caribbean Lizards

Feb 17, 2014 by News Staff

Scientists from a U.S.-based organization called the Center for Biological Diversity filed a petition seeking Endangered Species Act protection for nine...

© 2011-2026. Sci.News. All Rights Reserved. | Back to top