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Optical cooling by interfacial charge transfer in 2D heterostructures

✇Nature
By: Jiamin Lin · Baixu Xiang · Renguang Liu · Jinyang Ling · Gang Wang · Le Zhang · Li Li · Hua Li · Dongxu Zhang · Zhexing Duan · Qi Zhang · Changjin Wan · Wei Wang · Xingzhi Wang · Junhao Lin · Huajian Gao · Qihua Xiong · Weigao Xu

Nature, Published online: 24 June 2026; doi:10.1038/s41586-026-10662-w

Optical cooling in two-dimensional semiconductor heterostructures is demonstrated through phonon-assisted interfacial charge transfer, enabling cryogen-free thermal management without stringent quantum-efficiency requirements.
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Queen cell architecture shapes honey bee queen development

✇Nature
By: Yu Fang · Beibei Ma · Xiaolu Jin · Anja Buttstedt · Yahya Al Naggar · Kathy Darragh · Huafeng Tian · Yin Zhu · Guan Yang · Yiying Yang · Yuan Huang · Wanli Li · Rumeng Xu · Jianke Li · Fuliang Hu · Liming Wu · Wenjun Peng · Xiaofeng Xue · Boris Baer · Kai Wang

Nature, Published online: 03 June 2026; doi:10.1038/s41586-026-10534-3

Worker bee construction behaviour actively engineers a physicochemical niche that is crucial for queen development in honey bees.
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