Material Science

968 How hair deforms steel.
https://science.sciencemag.org/content/369/6504/689

967 Fiber‐Reinforced Viscoelastomers Show Extraordinary Crack Resistance That Exceeds Metals.
https://onlinelibrary.wiley.com/doi/10.1002/adma.201907180

966 Thermomechanical Nanocutting of 2D Materials.
https://onlinelibrary.wiley.com/doi/10.1002/adma.202001232

965 High‐Performance and Reliable Lead‐Free Layered‐Perovskite Transistors.
https://onlinelibrary.wiley.com/doi/10.1002/adma.202002717

964 Viburnum tinus Fruits Use Lipids to Produce Metallic Blue Structural Color.
https://www.cell.com/current-biology/fulltext/S0960-9822(20)30995-7

963 Tillandsia‐inspired Hygroscopic Photothermal Organogels for Efficient Atmospheric Water Harvesting.
https://onlinelibrary.wiley.com/doi/abs/10.1002/anie.202007885

962 Pencil–paper on-skin electronics.
https://www.pnas.org/content/117/31/18292

961 Graphene nanoribbons were electronically decoupled from the metal oxide surface on which they were synthesized.
https://science.sciencemag.org/content/369/6503/571

960 A solution-based lithography-assisted epitaxial-growth-and-transfer method is used to fabricate single-crystal hybrid perovskites on any surface, with precise control of the thickness, area and chemical composition gradient.
https://www.nature.com/articles/s41586-020-2526-z

959 Ultrahigh-strength and ductile superlattice alloys with nanoscale disordered interfaces.
https://science.sciencemag.org/content/369/6502/427

958 Evaporating droplets on oil-wetted surfaces: Suppression of the coffee-stain effect.
https://www.pnas.org/content/117/29/16756

957 Electrolyte for Improved Durability of Dynamic Windows Based on Reversible Metal Electrodeposition.
https://www.cell.com/joule/fulltext/S2542-4351(20)30191-4

956 Pentadiamond: A Hard Carbon Allotrope of a Pentagonal Network.
https://journals.aps.org/prl/abstract/10.1103/PhysRevLett.125.016001

955 Precious metal recovery from electronic waste by a porous porphyrin polymer.
https://www.pnas.org/content/117/28/16174

954 Bioclickable and mussel adhesive peptide mimics for engineering vascular stent surfaces.
https://www.pnas.org/content/117/28/16127

953 Photo–cross-linkable, insulating silk fibroin for bioelectronics with enhanced cell affinity.
https://www.pnas.org/content/117/27/15482

952 Long-term heat-storage ceramics absorbing thermal energy from hot water.
https://advances.sciencemag.org/content/6/27/eaaz5264

951 Photonic paper: Multiscale assembly of reflective cellulose sheets in Lunaria annua.
https://advances.sciencemag.org/content/6/27/eaba8966

950 High-energy ion bombardment considerably improves the dielectric properties of a relaxor ferroelectric thin film.
https://science.sciencemag.org/content/369/6499/81

949 Microribbons composed of directionally self-assembled nanoflakes as highly stretchable ionic neural electrodes.
https://www.pnas.org/content/117/26/14667

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