News

The Hindu4d
Is nitrogen, a building block of life, a latent time-bomb?
When this ammonia is fixed by bacteria or during nitrification, reactive avatar and oxygen form a melange of compounds: Nitric oxide (NO), Nitrogen dioxide (NO2), nitrous oxide (N2O), nitrate (NO3).
Cosmic Hide-and-Seek: Scientists Solve a 4.6-Billion-Year-Old Nitrogen Mystery
How core-mantle differentiation influenced the distribution of volatile elements on Earth. Imagine Earth's history as a ...
James Webb Space Telescope produces most detailed signature of the atmosphere of a planet beyond the Solar System
The boundless potential of astronomical discovery contrasts sharply with the backwardness and reaction promoted by Trump and ...
Scientists claim to have found evidence of alien life. But 'biosignatures' might hide more than they reveal
The researchers found strong evidence of a chemical called dimethyl sulfide (DMS) in the planet's atmosphere. On Earth, DMS is produced only by living organisms, so it appears to be a compelling sign ...
Astronomy on MSN2d
K2-18 b could have dimethyl sulfide in its air. But is it a sign of life?
Fresh data from the James Webb Space Telescope provide more evidence for what some consider a biosignature — but debate is ...
Science Daily2d
Air Quality News
Apr. 18, 2025 — A new study suggests that early-life exposure to two widespread environmental pollutants -- small particle air pollution and outdoor artificial light at night -- could increase ...
C&EN6d
Characterization of Biobased Polymers at the Gas–Solid Interface─Analysis of Surface and Bulk Properties during Artificial Degradation
École Polytechnique Fédérale de Lausanne (EPFL), GR-LUD, School of Architecture, Civil and Environmental Engineering (ENAC IIE), Station 6, CH-1015 Lausanne, Switzerland ...