Reports of falling sperm counts and testosterone levels have fuelled fears over chemicals, pollution and modern lifestyles. But how much do scientists agree on what is affecting male fertility?

A study suggests Earth surpassed the 1.5°C warming threshold in 2020, sparking debate among scientists about the accuracy of ...

Warm compresses are frequently recommended indiscriminately, often without consideration of disease phenotype, inflammatory status or realistic thermal limitations. This article examines the ...

Naegleria fowleri, the single-celled organism responsible for a brain infection that kills more than 97 percent of those it ...

Celldetective is an open-source software integrating segmentation, tracking, and event detection to perform high-throughput end-to-end study of dynamic cell interactions, without requiring coding ...

Fractures racing across Antarctica’s Thwaites Eastern Ice Shelf are severing its last structural anchor to a submarine ridge, ...

Difference from normal high of 1961-1990 Based on UTC calendar days. Forecasts using local times will vary. See the box at the bottom of this page for more information. The Reuters Climate Monitor ...

Imagine. You are being put in charge of planning for a future major volcanic eruption. All you have is an incomplete list of volcanoes in the world, some experience of past eruptions, and a few ...

When it comes to statistics, we usually expect to be informed about what happens "on average." But sometimes the key information lies in deviations from that mean: how likely is heavy rain, and how ...

A key zone of the Pacific Ocean is already at record warmth. See how rising sea temperatures could impact global weather.

Cities are often described as "heat islands," with media reports warning that some neighborhoods can be 20° F (7° C) hotter ...