Stories by Gemma Conroy

Three-dimensional models of Australopithecus afarensis hint at the muscular adaptations that made modern humans better runners

The U.S. and China are collaborating less on projects across scientific disciplines amid a culture of fear in both countries

Mosquitoes carry a pair of hormones, one of which drives bloodlust while the other signals satiation, scientists say

China wants to build a next-generation particle collider that would be cheaper and more powerful than Europe’s planned successor to the Large Hadron Collider

After a nine-day shutdown, the upside-down lunar lander received enough sunlight to power up again

The world’s deepest and largest underground laboratory is scaling up its search for dark matter

A surge in respiratory disease in China appears to be caused by known pathogens, but the pattern of infections is still unusual

Researchers catalogue more than 3,000 different types of cell in our most complex organ

Historical bad practices have left a legacy of pollution in the fragile ecosystem of Antarctica, but efforts are underway to chart a better future

A Western lifestyle seems to diminish the diversity of gut microbes

At 25 days old, these specimens could be the oldest primate embryos ever grown outside the womb

Even the smallest burial sites could help conserve natural habitats in agricultural landscapes

Conservation plans should consider such links between land-based and marine ecosystems

New findings reveal how rising ocean temperatures could boost sharks’ thinking, potentially disrupting food chains