A paper published in Biology Methods and Protocols, finds that it is now possible to distinguish wild from farmed salmon ...
When Cop30 convened in Belém, deep inside the Amazon, the world's attention turned once again to negotiations, emissions ...
A new study from the University of Eastern Finland gives prisoners in Finland a voice in the current sustainability ...
Approximately 400,000 years ago, some areas of Greenland that are now covered by a thick layer of ice were exposed to fresh ...
4hOpinion
Automated systems decide which homeless Philadelphians get housing and who stays on the street
Seeing a person huddled under a makeshift roof of tarps or curled up on a warm grate can evoke powerful emotions and ...
Scientists working with the James Webb Space Telescope discovered three unusual astronomical objects in early 2025, which may ...
There are few forms of the botanical world as readily identifiable as fern leaves. These often large, lacy fronds lend ...
Canada has a marine coastline twice as long as any other country and shares four Great Lakes with the United States. A new ...
When polar ice sheets melt, the effects ripple across the world. The melting ice raises average global sea level, alters ...
A team of astronomers from the International Center for Radio Astronomy Research (ICRAR) has released new data from an ...
The next global volcanic disaster is more likely to come from volcanoes that appear dormant and are barely monitored than ...
In the early 1930s, Swiss astronomer Fritz Zwicky observed galaxies in space moving faster than their mass should allow, ...
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