New compounds have overcome a longstanding challenge by directly targeting β-arrestins, proteins that regulate cellular signals, providing laboratory tools that could…

Solar grazing is helping sheep farmers expand their businesses, opening opportunities for rural jobs, new investment, and stronger agricultural supply chains.…

Nearly identical butterflies share the same tropical forests, yet scientists still cannot fully explain how they recognize their own kind. When…

Ancient tooth proteins raise the possibility that Homo naledi, an extinct human relative, reserved a burial site for females, hinting at…

Chemicals that disrupt hormones may leave a molecular “scar” that could someday help identify people at higher risk of breast cancer,…

Scientists have uncovered new clues about the evolution of a rare, deadly Brazilian virus that has circulated largely undetected for more…

Natural killer cells reprogrammed inside mice eliminated lymphoma tumors and helped damaged livers heal, though whether this approach could help people…

Ancient DNA from cave walls offers clues to prehistoric visitors’ sex and ancestry, potentially allowing scientists to investigate who used these…