World Science News

Best videos and pictures of the week

2011-04-21T08:38:00.000-07:00

Sub Zero - winter night timelapse from Randy Halverson on Vimeo.

The Aurora from Terje Sorgjerd on Vimeo.

The Mountain from Terje Sorgjerd on Vimeo.

Symmetry from Everynone on Vimeo.

The Architecture of Access to Scientific Knowledge from lessig on Vimeo.

Los Pulitzer 2011 de fotografía.

Videos and Pictures of the week

2011-01-20T07:25:00.000-08:00

Motion silences awareness of color changes from Jordan Suchow on Vimeo.

The trashmaster (nouvelle version nouvelle voix-off !)
Cargado por murakawa. - Descubre otros videos sobre consolas y videojuegos.

Winter in Yosemite National Park from Henry Jun Wah Lee on Vimeo.

This week in Astronomy and Physics

2011-01-20T07:13:00.000-08:00

An actively accreting massive black hole in the dwarf starburst galaxy Henize 2-10

Supermassive black holes do not correlate with dark matter haloes of galaxies

A distortion of very-high-redshift galaxy number counts by gravitational lensing

Impact of single links in competitive percolation

The effect of inhomogeneities on the distance to the last scattering surface and the accuracy of the CMB analysis

Thermodynamic systems as extremal hypersurfaces

From Navier-Stokes To Einstein

This week in Biology and Chemistry

2011-01-19T10:34:00.000-08:00

A Basal Dinosaur from the Dawn of the Dinosaur Era in Southwestern Pangaea

De Novo Designed Proteins from a Library of Artificial Sequences Function in Escherichia Coli and Enable Cell Growth

A transgenic mouse for in vivo detection of endogenous labeled mRNA

A transgenic mouse for in vivo detection of endogenous labeled mRNA

Formation of benzene in the interstellar medium

Synthetic Associations Created by Rare Variants Do Not Explain Most GWAS Results

Preplay of future place cell sequences by hippocampal cellular assemblies

This week in Ecology and Society

2011-01-19T10:29:00.000-08:00

2500 Years of European Climate Variability and Human Susceptibility

Lessons from Earth's Past

Oceans: The blue frontier

Energetic Limits to Economic Growth

Radiative forcing and albedo feedback from the Northern Hemisphere cryosphere between 1979 and 2008

Primitive agriculture in a social amoeba

Systemic risk in banking ecosystems

This week in Mathematics and Computation

2011-01-19T10:27:00.000-08:00

Observation of Half-Height Magnetization Steps in Sr2RuO4

Entanglement in a solid-state spin ensemble

A Biological Solution to a Fundamental Distributed Computing Problem

Taking the Long View, The Life of Shiing-shen Chern from Zala Films on Vimeo.

Amyloid-like Aggregates Sequester Numerous Metastable Proteins with Essential Cellular Functions

Statistical method for revealing form-function relations in biological networks

Distributed biological computation with multicellular engineered networks

Fivebranes and Knots

Physics of the Riemann Hypothesis

This week in Mathematics and Computation

2011-01-10T15:44:00.000-08:00

Towards Topological Quantum Computation? - Knotting and Fusing Flux Tubes

Analytical Lower Bounds on the Capacity of Insertion and Deletion Channels

Hearing shapes of drums - mathematical and physical aspects of isospectrality

Irreversible Behaviour and Collapse of Wave Packets in a Quantum System with Point Interactions

From Geometric Quantum Mechanics to Quantum Information

Addressing the Challenges of Tera-scale Computing

This week in Biology and Chemistry

2011-01-10T15:30:00.002-08:00

Cryptic prophages help bacteria cope with adverse environments

Faster, Scalable Method for Producing AAV-Based Gene Transfer Vectors Described in Human Gene Therapy

The Gene Regulatory Cascade Linking Proneural Specification with Differentiation in Drosophila Sensory Neurons

Quantification of Protein Sulfenic Acid Modifications Using Isotope-Coded Dimedone and Iododimedone

The Largest Synthetic Structure with Molecular Precision: Towards a Molecular Object

Pictures and Videos of the week

2011-01-08T09:09:00.000-08:00

Lake Tahoe Milky Way Night Time Lapse from Justin Majeczky on Vimeo.

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Math is not linear on Prezi

This week in Astronomy and Physics

2011-01-08T09:08:00.000-08:00

Lake Tahoe Milky Way Night Time Lapse from Justin Majeczky on Vimeo.

Local Deterministic Model of Singlet State Correlations Based on Relaxing Measurement Independence

Condensates in quantum chromodynamics and the cosmological constant

Terrestrial Gamma-Ray Flashes as Powerful Particle Accelerators

Evidence for a Mass Dependent Forward-Backward Asymmetry in Top Quark Pair Production

The Origins of Hot Plasma in the Solar Corona

A New Scientific Revolution at the Horizon?

This week in Ecology and Society

2011-01-08T08:57:00.000-08:00

Ancient watercourses and biogeography of the Sahara explain the peopling of the desert.

Nutrient regime shift in the western North Atlantic indicated by compound-specific δ15N of deep-sea gorgonian corals

Geochemical evidence for widespread euxinia in the Later Cambrian ocean

Quantitative Analysis of Culture Using Millions of Digitized Books

Freshwater Methane Emissions Offset the Continental Carbon Sink

CO2 Mitigation via Capture and Chemical Conversion in Seawater

This week in Biology and Chemistry

2010-12-27T13:23:00.000-08:00

Freshwater Sponges Have Functional, Sealing Epithelia with High Transepithelial Resistance and Negative Transepithelial Potential

Cryo-EM structure of the E. coli translating ribosome in complex with SRP and its receptor

Rapid evolutionary innovation during an Archaean genetic expansion

Select: Stem Cell Reprogramming

Integrative Analysis of the Caenorhabditis elegans Genome by the modENCODE Project

This week in Mathematics and Computation

2010-12-27T13:16:00.000-08:00

Sleep State Switching

Development of the Selection and Manipulation of Self-Generated Thoughts in Adolescence

Symplectic curvature flow

From Quantum Deformations of Relativistic Symmetries to Modified Kinematics and Dynamics

QIP = PSPACE Breakthrough

Pictures and Videos of the week

2010-12-24T07:54:00.000-08:00

Sevilla at 111 Gigapixels

Stereoscopic 3D Web

Journalism in the Age of data

This week in Ecology and Society

2010-12-24T04:06:00.000-08:00

Economic growth: enough is enough

Genetic history of an archaic hominin group from Denisova Cave in Siberia

Paradise burnt: How colonizing humans transform landscapes with fire

Large Variations in Southern Hemisphere Biomass Burning During the Last 650 Years

Antarctic lakes suggest millennial reorganizations of Southern Hemisphere atmospheric and oceanic circulation

Global declines in oceanic nitrification rates as a consequence of ocean acidification

This week in Astronomy and Physics

2010-12-24T04:05:00.000-08:00

Astrophysics: A strange ménage à trois

Images of a fourth planet orbiting HR 8799

A Giant Planet Around a Metal-Poor Star of Extragalactic Origin

Cassini Finds an Oxygen–Carbon Dioxide Atmosphere at Saturn’s Icy Moon Rhea

Crossover between Kelvin-Helmholtz and counter-superflow instabilities in two-component Bose-Einstein condensates

Pions in Large N Quantum Chromodynamics

Three-Dimensional Light Bullets in Arrays of Waveguides

Herschel-ATLAS: Rapid evolution of dust in galaxies in the last 5 billion years

Pictures and Videos of the week

2010-12-11T18:46:00.001-08:00

Thought of You from Ryan J Woodward on Vimeo.

This week in Mathematics and Computation

2010-12-11T18:46:00.000-08:00

Performance Analysis of High Performance
Computing Applications on the Amazon Web
Services Cloud

Expectation and Surprise Determine Neural Population Responses in the Ventral Visual Stream

SYMPLECTIC CURVATURE FLOW

Topological Insulators and C^*-Algebras: Theory and Numerical Practice

ChemCloud: Chemical e-Science Information Cloud

3D Vector Field with Kinect from Nick Hardeman on Vimeo.

This week in Astronomy and Physics

2010-12-11T16:09:00.000-08:00

A lower limit of Δz > 0.06 for the duration of the reionization epoch

Stochastic Late Accretion to Earth, the Moon, and Mars

Sgr A*: The Optimal Testbed of Strong-Field Gravity

Universal Quantum Viscosity in a Unitary Fermi Gas

Towards a complete treatment of the cosmological recombination problem

Elasticity of Globular Proteins Measured from the ac Susceptibility

This week in Biology and Chemistry

2010-12-11T15:53:00.000-08:00

Crystal structure of a 117 kDa glucansucrase fragment provides insight into evolution and product specificity of GH70 enzymes

Elasticity of Globular Proteins Measured from the ac Susceptibility

Regulation and Rate Enhancement during Transcription-Coupled DNA Repair

Transcription of functionally related constitutive genes is not coordinated

Structure and folding of a designed knotted protein

The DNA Damage Road Map

This week in Ecology and Society

2010-12-11T15:41:00.000-08:00

Simulations of the response of mesospheric circulation and temperature to the Antarctic ozone hole

Concurrent Desalination and Hydrogen Generation Using Microbial Electrolysis and Desalination Cells

Environmental_Consequences_of_Ocean_Acidification

Metal spectra as indicators of development

Forest transitions, trade, and the global displacement of land use

Sources and Sinks: A Stochastic Model of Evolution in Heterogeneous Environments

New Light on Human Prehistory in the Arabo-Persian Gulf Oasis

Pictures and Videos of the week

2010-12-06T12:11:00.000-08:00

80 gigapixels of London's skyline

Scientific American presents this year's winning micro-imaging entries from the Olympus BioScapes Digital Imaging Contest

This week in Mathematics and Computation

2010-12-04T11:27:00.000-08:00

On the Erdos distinct distance problem in the plane

Group Width

Experimental demonstration of information-to-energy conversion and validation of the generalized Jarzynski equality

Rites of Love and Math - the Official Trailer from Edward Frenkel on Vimeo.

Experimental multiparticle entanglement dynamics induced by decoherence

Incubation, insight, and creative problem solving: A unified theory and a connectionist model.

Foundational model of structural connectivity in the nervous system with a schema for wiring diagrams, connectome, and basic plan architecture

Molecular Motors in Neurons: Transport Mechanisms and Roles in Brain Function, Development, and Disease

This week in Astronomy and Physics

2010-12-04T11:02:00.000-08:00

Star Formation with and without the CMB from Britton Smith on Vimeo.

A geometric measure of dark energy with pairs of galaxies

A substantial population of low-mass stars in luminous elliptical galaxies

Unified Origin for Baryonic Visible Matter and Antibaryonic Dark Matter

Accurate Measurement in the Field of the Earth of the General-Relativistic Precession of the LAGEOS II Pericenter and New Constraints on Non-Newtonian Gravity

Gravitational lensing of stars orbiting Sgr A* as a probe of the black hole metric in the Galactic center

Observation of a Centrality-Dependent Dijet Asymmetry in Lead-Lead Collisions at p
sNN = 2.76 TeV with the ATLAS Detector at the LHC

Island of inversion around 64Cr

This week in Biology and Chemistry

2010-12-04T10:18:00.000-08:00

Tension directly stabilizes reconstituted kinetochore-microtubule attachments

Telomerase reactivation reverses tissue degeneration in aged telomerase-deficient mice

Reprogramming Cellular Behavior with RNA Controllers Responsive to Endogenous Proteins

Intermediate Steps

PML Regulates Apoptosis at Endoplasmic Reticulum by Modulating Calcium Release

The Evolution of Maximum Body Size of Terrestrial Mammals

A Bacterium That Can Grow by Using Arsenic Instead of Phosphorus