Emergence of an equatorial mode of climate variability in the Indian Ocean.

abstract：:Nanometer-scale skyrmions are prospective candidates for information bits in low-power consumption devices owing to their topological nature and controllability with low current density. Studies on skyrmion dynamics in different classes of materials have exploited the topological Hall effect and current-driven fast mo...

journal_title：Science advances

authors： Yu XZ,Morikawa D,Nakajima K,Shibata K,Kanazawa N,Arima T,Nagaosa N,Tokura Y

更新日期：2020-06-17 00:00:00

abstract：:Predator-prey interactions revealed by vertebrate trace fossils are extremely rare. We present footprint evidence from White Sands National Monument in New Mexico for the association of sloth and human trackways. Geologically, the sloth and human trackways were made contemporaneously, and the sloth trackways show evid...

journal_title：Science advances

authors： Bustos D,Jakeway J,Urban TM,Holliday VT,Fenerty B,Raichlen DA,Budka M,Reynolds SC,Allen BD,Love DW,Santucci VL,Odess D,Willey P,McDonald HG,Bennett MR

更新日期：2018-04-25 00:00:00

abstract：:Mineral exploitation has spread from land to shallow coastal waters and is now planned for the offshore, deep seabed. Large seafloor areas are being approved for exploration for seafloor mineral deposits, creating an urgent need for regional environmental management plans. Networks of areas where mining and mining imp...

journal_title：Science advances

authors： Dunn DC,Van Dover CL,Etter RJ,Smith CR,Levin LA,Morato T,Colaço A,Dale AC,Gebruk AV,Gjerde KM,Halpin PN,Howell KL,Johnson D,Perez JAA,Ribeiro MC,Stuckas H,Weaver P,SEMPIA Workshop Participants.

更新日期：2018-07-04 00:00:00

abstract：:Cytosolic RNA sensing is a prerequisite for initiation of innate immune response against RNA viral pathogens. Signaling through RIG-I (retinoic acid-inducible gene I)-like receptors (RLRs) to TBK1 (Tank-binding kinase 1)/IKKε (IκB kinase ε) kinases is transduced by mitochondria-associated MAVS (mitochondrial antiviral...

journal_title：Science advances

authors： Xiang W,Zhang Q,Lin X,Wu S,Zhou Y,Meng F,Fan Y,Shen T,Xiao M,Xia Z,Zou J,Feng XH,Xu P

更新日期：2016-07-01 00:00:00

abstract：:The hydrogen atom-the smallest and most abundant atom-is of utmost importance in physics and chemistry. Although many analysis methods have been applied to its study, direct observation of hydrogen atoms in a single molecule remains largely unexplored. We use atomic force microscopy (AFM) to resolve the outermost hydr...

journal_title：Science advances

authors： Kawai S,Nishiuchi T,Kodama T,Spijker P,Pawlak R,Meier T,Tracey J,Kubo T,Meyer E,Foster AS

更新日期：2017-05-12 00:00:00

abstract：:When a medium is rapidly heated and cooled, heat transfers to its surroundings as sound. A controllable source of this sound is realized through joule heating of thin, conductive films by an alternating current. Here, we show that arrays of these sources generate sound unique to this mechanism. From the sound alone, w...

journal_title：Science advances

authors： Tatnell DM,Heath MS,Hepplestone SP,Hibbins AP,Hornett SM,Horsley SAR,Horsell DW

更新日期：2020-07-01 00:00:00

abstract：:Smart materials that are capable of memorizing a temporary shape, and morph in response to a stimulus, have the potential to revolutionize medicine and robotics. Here, we introduce an innovative method to program protein hydrogels and to induce shape changes in aqueous solutions at room temperature. We demonstrate our...

journal_title：Science advances

authors： Khoury LR,Slawinski M,Collison DR,Popa I

更新日期：2020-04-29 00:00:00

abstract：:The miraculously preserved 2000-year-old Dead Sea Scrolls, ancient texts of invaluable historical significance, were discovered in the mid-20th century in the caves of the Judean desert. The texts were mainly written on parchment and exhibit vast diversity in their states of preservation. One particular scroll, the 8-...

journal_title：Science advances

authors： Schuetz R,Maragh JM,Weaver JC,Rabin I,Masic A

更新日期：2019-09-06 00:00:00

abstract：:Preventing the degradation of metal perovskite solar cells (PSCs) by humid air poses a substantial challenge for their future deployment. We introduce here a two-dimensional (2D) A2PbI4 perovskite layer using pentafluorophenylethylammonium (FEA) as a fluoroarene cation inserted between the 3D light-harvesting perovski...

journal_title：Science advances

authors： Liu Y,Akin S,Pan L,Uchida R,Arora N,Milić JV,Hinderhofer A,Schreiber F,Uhl AR,Zakeeruddin SM,Hagfeldt A,Dar MI,Grätzel M

更新日期：2019-06-07 00:00:00

abstract：:Nanofluidic platforms offering tunable material transport are applicable in biosensing, chemical detection, and filtration. Prior studies have achieved selective and controllable ion transport through electrical, optical, or chemical gating of complex nanostructures. Here, we mechanically control nanofluidic transport...

journal_title：Science advances

authors： Rabinowitz J,Whittier E,Liu Z,Jayant K,Frank J,Shepard K

更新日期：2020-11-13 00:00:00

abstract：:Oxygen isotope speleothem records exhibit coherent variability over the pan-Asian summer monsoon (AM) region. The hydroclimatic representation of these oxygen isotope records for the AM, however, has remained poorly understood. Here, combining an isotope-enabled Earth system model in transient experiments with proxy r...

journal_title：Science advances

authors： He C,Liu Z,Otto-Bliesner BL,Brady EC,Zhu C,Tomas R,Clark PU,Zhu J,Jahn A,Gu S,Zhang J,Nusbaumer J,Noone D,Cheng H,Wang Y,Yan M,Bao Y

更新日期：2021-01-22 00:00:00

abstract：:We describe an approach to print composite polymers in high-resolution three-dimensional (3D) architectures that can be rapidly transformed to a new permanent configuration directly by heating. The permanent shape of a component results from the programmed time evolution of the printed shape upon heating via the desig...

journal_title：Science advances

authors： Ding Z,Yuan C,Peng X,Wang T,Qi HJ,Dunn ML

更新日期：2017-04-12 00:00:00

abstract：:Functional materials with specific surface wettability play an important role in a wide variety of areas. Inspired by nature's Nepenthes pitcher plant, we present a novel slippery film with tunable wettability based on a shape-memory graphene sponge. The porous graphene sponge coated with shape-memory polymer was used...

journal_title：Science advances

authors： Wang J,Sun L,Zou M,Gao W,Liu C,Shang L,Gu Z,Zhao Y

更新日期：2017-06-02 00:00:00

abstract：:Using theory and experiments, we study the interface between two immiscible domains in a colloidal membrane composed of rigid rods of different lengths. Geometric considerations of rigid rod packing imply that a domain of sufficiently short rods in a background membrane of long rods is more susceptible to twist than t...

journal_title：Science advances

authors： Miller JM,Hall D,Robaszewski J,Sharma P,Hagan MF,Grason GM,Dogic Z

更新日期：2020-07-29 00:00:00

abstract：:Tumor angiogenesis provides critical nutrients for cancer progression and may also facilitate pathways for dissemination during the process of metastasis. It is well established that cells that metastasize display characteristics of stem cells; however, the prevailing paradigm points to these stem-like cells residing ...

journal_title：Science advances

authors： Lee J,Abdeen AA,Hedhli J,Wycislo KL,Dobrucka IT,Fan TM,Dobrucki LW,Kilian KA

更新日期：2017-10-25 00:00:00

abstract：:Two-dimensional (2D) semiconductors have shown great potential for electronic and optoelectronic applications. However, their development is limited by a large Schottky barrier (SB) at the metal-semiconductor junction (MSJ), which is difficult to tune by using conventional metals because of the effect of strong Fermi ...

journal_title：Science advances

authors： Liu Y,Stradins P,Wei SH

更新日期：2016-04-22 00:00:00

abstract：:Photonic crystal nanocavities, which have modal volumes of the order of a cubic wavelength in the material, are of great interest as flexible platforms for manipulating photons. Recent developments in ultra-high quality factor nanocavities with long photon lifetimes have encouraged us to develop an ultra-compact and f...

journal_title：Science advances

authors： Konoike R,Nakagawa H,Nakadai M,Asano T,Tanaka Y,Noda S

更新日期：2016-05-20 00:00:00

abstract：:Dust condensation and coagulation in the early solar system are the first steps toward forming the terrestrial planets, but the time scales of these processes remain poorly constrained. Through isotopic analysis of small Ca-Al-rich inclusions (CAIs) (30 to 100 μm in size) found in one of the most pristine chondrites, ...

journal_title：Science advances

authors： Liu MC,Han J,Brearley AJ,Hertwig AT

更新日期：2019-09-11 00:00:00

abstract：:Confined to a two-dimensional plane, electrons in a strong magnetic field travel along the edge in one-dimensional quantum Hall channels that are protected against backscattering. These channels can be used as solid-state analogs of monochromatic beams of light, providing a unique platform for studying electron interf...

journal_title：Science advances

authors： Wei DS,van der Sar T,Sanchez-Yamagishi JD,Watanabe K,Taniguchi T,Jarillo-Herrero P,Halperin BI,Yacoby A

更新日期：2017-08-18 00:00:00

abstract：:Ewing sarcoma (EwS) is an aggressive tumor that affects adolescents and young adults. EwS is defined by a chromosomal translocation, EWSR1-FLI1 being the most common, that causes genome reprogramming through remodeling of enhancers. Here, we describe an unexpected function of RING1B, which is highly expressed in EwS. ...

journal_title：Science advances

authors： Sánchez-Molina S,Figuerola-Bou E,Blanco E,Sánchez-Jiménez M,Táboas P,Gómez S,Ballaré C,García-Domínguez DJ,Prada E,Hontecillas-Prieto L,M Carcaboso Á,Tirado ÓM,Hernández-Muñoz I,de Álava E,Lavarino C,Di Croce L,Mora J

更新日期：2020-10-23 00:00:00

abstract：:Carbon taxes are widely regarded as a potentially effective and economically efficient policy instrument for decarbonizing the global energy supply and thus limiting global warming. The main obstacle is political feasibility because of opposition from citizens and industry. Earmarking revenues from carbon taxation for...

journal_title：Science advances

authors： Beiser-McGrath LF,Bernauer T

更新日期：2019-09-18 00:00:00

abstract：:NSF (N-ethylmaleimide-sensitive factor) and α-SNAP (α-soluble NSF attachment protein) bind to the SNARE (soluble NSF attachment protein receptor) complex, the minimum machinery to mediate membrane fusion, to form a 20S complex, which disassembles the SNARE complex for reuse. We report the cryo-EM structures of the α-S...

journal_title：Science advances

authors： Huang X,Sun S,Wang X,Fan F,Zhou Q,Lu S,Cao Y,Wang QW,Dong MQ,Yao J,Sui SF

更新日期：2019-04-10 00:00:00

abstract：:Transplanting beneficial bacteria to the gut microbiome can positively modulate the bacterial composition and remains of great interest in prevention and treatment. However, environmental assaults and rapid transit times in the gastrointestinal (GI) tract result in low oral bioavailability and limited intestinal colon...

journal_title：Science advances

authors： Wang X,Cao Z,Zhang M,Meng L,Ming Z,Liu J

更新日期：2020-06-24 00:00:00

abstract：:Concern on the impacts of ocean acidification on calcifiers, such as bivalves, sea urchins, and foraminifers, has led to efforts to understand the controls on pH in their habitats, which include kelp forests and seagrass meadows. The metabolism of these habitats can lead to diel fluctuation in pH with increases during...

journal_title：Science advances

authors： Krause-Jensen D,Marbà N,Sanz-Martin M,Hendriks IE,Thyrring J,Carstensen J,Sejr MK,Duarte CM

更新日期：2016-12-14 00:00:00

abstract：:By developing new computational models, we examine how enzymatic reactions on an underlying surface can be harnessed to direct the motion and organization of reagent-laden microcapsules in a fluid-filled microchannel. In the presence of appropriate reagents, surface-bound enzymes can act as pumps, which drive large-sc...

journal_title：Science advances

authors： Shklyaev OE,Shum H,Sen A,Balazs AC

更新日期：2016-03-18 00:00:00

abstract：:The search for topological superconductors (TSCs) is one of the most urgent contemporary problems in condensed matter systems. TSCs are characterized by a full superconducting gap in the bulk and topologically protected gapless surface (or edge) states. Within each vortex core of TSCs, there exists the zero-energy Maj...

journal_title：Science advances

authors： Guan SY,Chen PJ,Chu MW,Sankar R,Chou F,Jeng HT,Chang CS,Chuang TM

更新日期：2016-11-23 00:00:00

abstract：:Avian wing shape is highly variable across species but only coarsely associated with flight behavior, performance, and body mass. An underexplored but potentially explanatory feature is the ability of birds to actively change wing shape to meet aerodynamic and behavioral demands. Across 61 species, we found strong ass...

journal_title：Science advances

authors： Baliga VB,Szabo I,Altshuler DL

更新日期：2019-10-23 00:00:00

abstract：:LmrA is a bacterial ATP-binding cassette (ABC) multidrug exporter that uses metabolic energy to transport ions, cytotoxic drugs, and lipids. Voltage clamping in a Port-a-Patch was used to monitor electrical currents associated with the transport of monovalent cationic HEPES+ by single-LmrA transporters and ensembles o...

journal_title：Science advances

authors： Agboh K,Lau CHF,Khoo YSK,Singh H,Raturi S,Nair AV,Howard J,Chiapello M,Feret R,Deery MJ,Murakami S,van Veen HW

更新日期：2018-09-19 00:00:00

abstract：:Kozmin et al. contend that observations previously reported regarding the antimicrobial and antitumor activities of 6-N-hydroxy aminopurine (6-HAP) were incorrect. Their conclusions rely on poorly characterized reagents and focus strictly on in vitro techniques without validation in relevant mammalian model systems. W...

journal_title：Science advances

authors： Nakatsuji T,Fenical W,Gallo RL

更新日期：2019-09-11 00:00:00

abstract：:The prenatal origins of heart disease in offspring have been established. However, research in species with developmental milestones comparable to humans is lacking, preventing translation of this knowledge to clinical contexts. Using sheep and chickens, two species with similar cardiovascular developmental milestones...

journal_title：Science advances

authors： Botting KJ,Skeffington KL,Niu Y,Allison BJ,Brain KL,Itani N,Beck C,Logan A,Murray AJ,Murphy MP,Giussani DA

更新日期：2020-08-19 00:00:00