Science & Technology

Astronomers observing exoplanet GJ 3470 b saw evidence of water, carbon dioxide, methane and sulfur dioxide. Astronomers hope the discovery of this exoplanet’s sulfurous atmosphere will advance our understanding of how planets forms.

Researchers have for the first time demonstrated that a specific class of oxide membranes can confine, or ‘squeeze,’ infrared light — a finding that holds promise for next generation infrared imaging technologies. The thin-film membranes confine infra…