Few singers reach their sunset years with the same voice they had in younger days. Singing sparrows are no different. Duke University-led research reveals that elderly swamp sparrows don't sound quite like they used to—nor ...
Plants & Animals
1 hour ago
0
13
Rain and thunderstorms doused long-burning bushfires across much of eastern Australia Saturday, but they also brought a new threat of flooding in some areas.
Environment
1 hour ago
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2
A variety of medical devices can be inserted into the gastrointestinal tract to treat, diagnose, or monitor GI disorders. Many of these have to be removed by endoscopic surgery once their job is done. However, MIT engineers ...
Polymers
15 hours ago
1
100
ESA's XMM-Newton has discovered that gas lurking within the Milky Way's halo reaches far hotter temperatures than previously thought and has a different chemical make-up than predicted, challenging our understanding of our ...
Astronomy
20 hours ago
11
207
The human-caused biodiversity decline started much earlier than researchers used to believe. According to a new study published in the scientific journal Ecology Letters the process was not started by our own species but ...
Evolution
19 hours ago
10
533
"Save the rainforests" is a snappy slogan, but it doesn't tell the full story of how complicated it is to do just that. Before conservationists can even begin restoring habitats and advocating for laws that protect land from ...
Plants & Animals
18 hours ago
8
74
Ever since it was proposed that atoms are building blocks of the world, scientists have been trying to understand how and why they bond to each other. Be it a molecule (which is a group of atoms joined together in a particular ...
Condensed Matter
15 hours ago
1
333
What makes for an endangered species classification isn't always obvious.
Plants & Animals
13 hours ago
1
101
Astronomers at the National Astronomical Observatory of Japan (NAOJ) have analyzed the paths of two objects heading out of the Solar System forever and determined that they also most likely originated from outside of the ...
Astronomy
20 hours ago
3
77
On Dec. 31, 1999, USC students rang in the New Year in a variety of fashions. But they all faced the prospect of a global IT implosion, now that each year was about to start with a two instead of a one.
Environment
20 hours ago
6
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