More than 3.5 billion years ago, the Earth was not the hospitable world we know today. The atmosphere lacked oxygen, the seas ...

A bacterial cell settles onto a nondescript surface. It is plump, healthy and functioning as it should. Nothing appears amiss ...

Historical records show cheetahs were present in the Arabian Peninsula and the Levant until very recently, with the last ...

Delhi’s air pollution harms fertility in men and women, affecting sperm, ovulation, and hormones. Learn risks and expert tips ...

After he graduates, Marquette High senior Ethan George dreams of combining his talents in scientific research with impacting ...

Natural products industry companies share overviews on the latest science on their dietary supplement branded ingredients and ...

Light is a universal stimulus that influences all living things. Cycles of light and dark help set the biological clocks for ...

Far out in the South China Sea, a massive underwater sinkhole plungesnearly 1,000 feet straight down. It’s called the Dragon ...

Over 150 years ago, a fossilized organism known as Prototaxites emerged as an enigma regarding what early land life may have ...

The gut microbiota is a complex community of bacteria, fungi, protozoa, and viruses and its activity and interaction with the ...

Background Both host and microbe metabolism of tryptophan (Trp) is altered in diabetes; however, the molecular mechanisms are ...