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  • Nature Index |

    The field of artificial intelligence (AI) and robotics research is new and consequently it’s expanding at a rapid rate.

    Image: Anand Varma

  • Nature Index |

    The global energy crisis lends urgency to many nations’ plans to decarbonise, shifting from fossil fuels to greener options.

    Image: zetter/Getty Images

  • Nature Index |

    With the right building blocks, nanoscience can revolutionize industries, whether it’s driving a new era in computing, boosting crop resilience or advancing medical innovations.

    Image: Olemedia/Getty Images

  • Nature Index |

    With huge budgets, world-class facilities and a long history of scientific excellence, the leading five countries in the Nature Index (US, China, Germany, UK and Japan) also rely on collaborations to address global challenges.

    Image: Kamioka Observatory, ICRR, The University of Tokyo

  • Nature Index |

    Their goals may be different, and so may the paths they are taking to reach them, but the universities aged 50 and under featured in this Nature Index supplement are proof that youth need not be a barrier to strong research performance.

    Image: Tanner Maxwell

  • Nature Index |

    Key to Canada’s strength as a leading science nation is its high-quality research, informed by its vast natural resources. But the country is losing ground in areas where it held an early lead.

    Image: Sam Falconer

  • Nature Index |

    COVID-19 has brought new urgency to the study of infectious disease.

    Image: LENNART NILSSON, BOEHRINGER INGELHEIM INTERNATIONAL GMBH, TT/SPL

  • Nature Index |

    Many of the world’s leading science cities are active in research related to the United Nations Sustainable Development Goals.

    Image: Sam Chivers

  • Nature Index |

    Researchers are rethinking the nature and potential of matter. From new metal mixes that form more efficient catalysts to bio-inspired super-black products, their work is driving advances in manufacturing, drug discovery and product design.

    Image: Radosław Swadźba

  • Nature Index |

    China's successes in space, quantum technologies and cutting-edge chemistry underline its superpower status in research.

    Image: Janelle Barone

  • Nature Index |

    Sustainability, climate change and biomedical science are key areas for future research prowess in Asia Pacific.

    Image: Suzanne Lee/PANOS for Nature

  • Nature Index |

    As investments and revenues soar year-on-year and nations vie for leadership in the field of artificial intelligence, research output continues its steep, upward trajectory. But there are significant ethical and technical challenges to overcome.

    Image: Taj Francis for Nature