New mobile apps from the Chinese artificial intelligence (AI) company DeepSeek have remained among the top three “free” downloads for Apple and Google devices since their debut on Jan. 25, 2025.

The carbon cycle is the biogeochemical cycle focused on carbon and how it is sequestered in and moves between different reservoirs in the Earth system. Wildfires can increase lake carbon ...

Sep. 26, 2024 — What factors lead to chronic respiratory disease? Researchers investigated this question using health data from about 780 infants. Their analysis shows that children's risk of ...

After hours: February 7 at 6:13:27 PM EST Loading Chart for PCYO ...

Respiratory tract diseases are illnesses that affect components of the respiratory system, including the nasal passages, the bronchi and the lungs. They range from acute infections, such as ...