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Quantum communications and distributed quantum computing can only be realized by efficient and robust entanglement generation between the communicating parties. The authors present and experimental demonstration of a wavevector multiplexed quantum memory from which Bell-type states are deterministically generated and have potential for use with quantum repeaters.

Making use of phylogenomic and transcriptome analysis of 20 plant species, including 14 gymnosperms, Sondervan et al. uncover candidate ovule genes and find that orthologs with differential tissue expression patterns across species most influence major evolutionary splits of seed plants.

In this study, authors employ fragment-based lead discovery to identify WRN inhibitors. The fragment hits reveal an additional allosteric pocket and uncover a previously uncharacterized structural conformation of the WRN helicase domain with unique orientations of the ATPase domains

Researchers demonstrate a reconfigurable integrated quantum photonic circuit. The device comprises a two-qubit entangling gate, several Hadamard-like gates and eight variable phase shifters. The set-up is used to generate entangled states, violate a Bell-type inequality with a continuum of partially entangled states and demonstrate the generation of arbitrary one-qubit mixed states.

Untrustworthy sources or detectors mean that quantum entanglement cannot always be ensured, but quantum steering inequalities can verify its presence. Using a highly efficient system, Smithet al. are able to close the detection loophole and clearly demonstrate steering between two parties.

Via high-throughput imaging and tracking over 140 million single mycobacteria, the authors show that drug- and strain-specific killing predict treatment outcomes, with potential to improve drug development and personalized therapy.

Future quantum communication technologies require entanglement between stationary and flying qubits, in systems that are inherently scalable. To this end, De Greveet al.present full state tomography of a qubit pair formed by entangling a quantum dot spin and a photon, with a fidelity of over 90%.

Entanglement of two nanophotonic quantum network nodes is demonstrated through 40  km spools of low-loss fibre and a 35-km long fibre loop deployed in the Boston area urban environment.

A family of multi-qubit Rydberg quantum gates is developed and used to generate Schrödinger cat states in an optical clock, allowing improvement in frequency measurement precision by taking advantage of entanglement.

Wastewater-based surveillance tends to focus on specific pathogens. Here, the authors mapped the wastewater virome from 62 cities worldwide to identify over 2,500 viruses, revealing city-specific virome fingerprints and showing that wastewater metagenomics enables early detection of emerging viruses.

A proof-of-principle study reports a complete photonic quantum computer architecture that can, once appropriate component performance is achieved, deliver a universal and fault-tolerant quantum computer.

Chemically induced protein degradation is a powerful alternative to classical inhibition, but some proteins have deeply masked binding pockets that make the development of degrader molecules difficult. Here, the authors discover an alternate site on nuclear receptors that can be targeted by degraders.

For a scenario of two separated but entangled observers, inequalities are derived from three fundamental assumptions. An experiment shows that these inequalities can be violated if quantum evolution is controllable on the scale of an observer.

Quantum teleportation has found important applications in quantum technologies, but pushing it to macroscopic objects is challenging because of the fragility of quantum states. Here, the authors demonstrate teleportation of states from light beams to the vibrational states of a macroscopic diamond sample.

Tunable interactions in quantum many-body systems have practical applications in quantum technologies. The effective spin-dependent long-range interaction known as Rydberg dressing is now exploited to entangle a pair of ultracold neutral atoms.

Quantum teleportation enables the transfer of information between different systems, and will be important for building quantum computing networks. Here, the authors show teleportation of photons between two different sources with greatly differing bandwidths, with an average fidelity of 0.77.

Zuhra and Petrosino et al. report evidence that cyanide acts as a regulatory gasotransmitter in mammalian cells, where it is shown to affect cellular bioenergetics, most likely via protein S-cyanylation.

Quantum computing platforms allowing quantum error correction usually rely on complex redundant encoding within multiple two-level systems. Here, instead, the authors realize a CNOT gate between two qubits encoded in the multiphoton states of two microwave cavities nonlinearly coupled by a transmon.

Singlet–triplet qubits implemented in a 2 × 4 germanium quantum dot array allow for a quantum circuit that generates and distributes entanglement across the array with a remote Bell state fidelity of 75(2)% between the first and last qubit.

Using atomic force microscopy, Pan et al. show that cyclic nucleotide-gated ion channel SthK, which can be differentially activated by cAMP and cGMP, binds both cyclic nucleotides but only cAMP can access a deep-bound state that could be essential for cAMP-dependent channel activation.

Optimizing study design is critical for increasing standardized effect sizes and replicability, and the features that increase replicability in cross-sectional and longitudinal brain-wide association studies are explored.

Laser-free universal control of two trapped-ion qubits using a combination of radiofrequency and microwave magnetic fields achieves some of the highest fidelities ever reported for two-qubit maximally entangled states.

Despite recent advances with trappedion-based platforms, achieving quantum networks with link efficiency greater than unity on metropolitan scales is still a challenge. Here, the authors demonstrate a multiplexed quantum network generating heralded entanglement at a rate faster than local decoherence.

The BIG Bell Test, which used an online video game with 100,000 participants worldwide to provide random bits to 13 quantum physics experiments, contradicts the Einstein–Podolsky–Rosen worldview of local realism.

Martin Green discusses how, over the past decade — and continuing today — we have witnessed a rapid increase in solar photovoltaic installations, a sharp decline in costs, and swift transitions in the dominant market technologies.

The ALICE Collaboration provides details on the microscopic mechanism that ends up creating antideuteron in high-energy proton–proton collisions at the Large Hadron Collider.

The CMS Collaboration reports the measurement of the spin, parity, and charge conjugation properties of all-charm tetraquarks, exotic fleeting particles formed in proton–proton collisions at the Large Hadron Collider.

Colour code on a superconducting qubit quantum processor is demonstrated, reporting above-breakeven performance and logical error scaling with increased code size by a factor of 1.56 moving from distance-3 to distance-5 code.

The distribution of quantum computations is demonstrated between two photonically interconnected trapped-ion modules, using repeatable, deterministic teleported controlled-Z gates to perform Grover’s search algorithm.

Molybdenum disulfide transistors made with an industry-compatible metal–organic chemical vapour deposition method can exhibit both high on-state and low off-state currents with a channel length of 35 nm and contact length of 30 nm.

Surgical sterilization alone cannot control global stray and feral domestic cat populations. Here, Godin et al. show that a single-dose injectable female sterilant administered before puberty safely and completely prevents pregnancy after maturity.

Over 20 species of geographically and phylogenetically diverse bird species produce convergent whining vocalizations towards their respective brood parasites. Model presentation and playback experiments across multiple continents suggest that these learned calls provoke an innate response even among allopatric species.

The authors find subtype-specific influenza cross-reactivity patterns, including rapid declines for A(H3N2) within 6 years, sustained responses for A(H1N1)pdm09 and increased cross-reactive responses in humans after repeated A(H3N2) exposure.

Beck et al. develop a model where striosomes create a flexible “decision-space” that adapts to environmental context and internal state. It explains how we make choices and why decision-making varies between people, and in neuropsychiatric disorders.

Researchers describe a theoretical mechanism that may ensure high-fidelity entanglement of photons, and thus could be used to construct a practical quantum repeater. The communication rate is shown to be a function of the maximum distance between any two adjacent quantum repeaters, rather than of the entire length of the network.

DNA rotaxanes can be prepared using a simple interlocking approach in which a DNA rod is threaded through a DNA macrocycle by base pairing.

Quantum teleportation moves the quantum state of a system between physical locations without losing its coherence, an essential criterion for emerging quantum information applications. Now, electron-spin-state teleportation in covalent organic electron donor–acceptor–stable radical molecules is demonstrated using entangled electron spins produced by photo-induced electron transfer.

Future quantum computers will employ error correction to protect quantum data from decoherence and faulty hardware. Here, using a quantum processor with five superconducting qubits, the authors demonstrate how to protect one logical qubit from bitflip errors using multi-qubit, stabilizer measurements.