Science

Liv Grace came down with respiratory infections three times over the course of four months. Each occurred after a visit to a medical provider in the Bay Area.Mx. Grace, 36, a writer...

Espen Finstad was trudging through mud in the Jotunheimen mountains of eastern Norway this month when he happened upon a wooden arrow, bound with a pointed tip made of quartzite. Complete with...

As the sun rose on Friday over the lunar plateau where India’s Vikram lander and Pragyan rover sit, the robotic explorers remained silent.The Indian Space Research Organization, India’s equivalent of NASA, said...

In the dappled sunlit waters of Caribbean mangrove forests, tiny box jellyfish bob in and out of the shade. Box jellies are distinguished from true jellyfish in part by their complex visual...

Three years after its marathon voyage across the Central Arctic Ocean frozen in the ice, the German scientific research ship Polarstern has once again reached the North Pole.This time the expedition is...

Nearly 500,000 people, many of them children, will keep Medicaid and Children’s Health Insurance Program coverage after state officials discovered major errors in their procedures for reviewing eligibility for the programs, federal...

After a year spent listening to the constant hum of the complicated machinery that keeps the International Space Station livable, the astronaut Frank Rubio is looking forward to some silence on Earth.Mr....

Nearly half a million years ago, humans in Africa were assembling wood into large structures, according to a study published Wednesday that describes notched and tapered logs buried under sand in Zambia.The...

The prestigious Lasker Awards were given on Thursday to scientists making advances in the diagnosis of eye disease, the prediction of cellular protein structure and the intricacies of the immune system. The...

By the time Matvey Nikelshparg was 13, he was obsessed with parasitoid wasps, tiny insects that lay their eggs on or inside other bugs. Under a microscope in a lab he had...