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SLFN2 protection of tRNAs from stress-induced cleavage is essential for T cell-mediated immunity

期刊: SCIENCE, 2021; 372 (6543)

Reactive oxygen species (ROS) increase in activated T cells because of metabolic activity induced to support T cell proliferation and differentiation.......

Realization of an ideal Weyl semimetal band in a quantum gas with 3D spin-orbit coupling

期刊: SCIENCE, 2021; 372 (6539)

Weyl semimetals are three- dimensional (3D) gapless topological phases with Weyl cones in the bulk band. According to lattice theory, Weyl cones must ......

Quantum walks on a programmable two-dimensional 62-qubit superconducting processor

期刊: SCIENCE, 2021; 372 (6545)

Quantum walks are the quantum mechanical analog of classical random walks and an extremely powerful tool in quantum simulations, quantum search algori......

Liquid medium annealing for fabricating durable perovskite solar cells with improved reproducibility

期刊: SCIENCE, 2021; 373 (6554)

Solution processing of semiconductors is highly promising for the high-throughput production of cost-effective electronics and optoelectronics. Althou......

Multicomponent superconducting order parameter in UTe2

期刊: SCIENCE, 2021; 373 (6556)

An unconventional superconducting state was recently discovered in uranium ditelluride (UTe2), in which spin-triplet superconductivity emerges from th......

Experience replay is associated with efficient nonlocal learning

期刊: SCIENCE, 2021; 372 (6544)

To make effective decisions, people need to consider the relationship between actions and outcomes. These are often separated by time and space. The n......

Plant "helper" immune receptors are Ca2+-permeable nonselective cation channels

期刊: SCIENCE, 2021; 373 (6553)

Plant nucleotide-binding leucine-rich repeat receptors (NLRs) regulate immunity and cell death. In Arabidopsis, a subfamily of "helper" NLRs is requir......

Suppressing atomic diffusion with the Schwarz crystal structure in supersaturated Al-Mg alloys

期刊: SCIENCE, 2021; 373 (6555)

High atomic diffusivity in metals enables substantial tuneability of their structure and properties by tailoring the diffusional processes, but this c......

Revealing x-ray and gamma ray temporal and spectral similarities in the GRB 190829A afterglow

期刊: SCIENCE, 2021; 372 (6546)

Gamma-ray bursts (GRBs), which are bright flashes of gamma rays from extragalactic sources followed by fading afterglow emission, are associated with ......

Lead halide-templated crystallization of methylamine-free perovskite for efficient photovoltaic modules

期刊: SCIENCE, 2021; 372 (6548)

Upscaling efficient and stable perovskite layers is one of the most challenging issues in the commercialization of perovskite solar cells. Here, a lea......

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