Search query: extinctions
Categories: All Categories
13142 records searched, 705 records found, 20 matches displayed
< Previous 20 articles Next 20 articles >
Search Hints:
- Use a + (plus sign) or - (minus sign) to include or exclude a word: +mars -venus
- Use a ? (question mark) as a wildcard for a single letter: te?t (test,text)
- Use a * (asterisk) as a wildcard for multiple letters: he*t (heat, heart)
- Use a ~ (tilde) to expand word endings: meteor~ (meteorite, meteorid, meteorology)
Most frequent words for articles published in the last 45 days:
developed (95),
climate (85),
team (83),
species (75),
cells (74),
used (72),
human (64),
help (61),
change (60),
water (60),
years (60),
data (57),
energy (55),
such (53),
carbon (51),
discovered (50),
time (48),
like (47),
materials (46),
even (44)
Published Scientists name the most common tropical tree species



Researchers have found almost identical patterns of tree diversity across the world's tropical fores...
Published These plants evolved in Florida millions of years ago: They may be gone in decades



Scrub mints are among the most endangered plants you've probably never heard of. More than half of t...
Published Surprising discovery about coral's resilience could help reefs survive climate change



A team has studied the mountainous star coral, Orbicella faveolata, to determine whether coral popul...
Published Sexual parasitism helped anglerfish invade the deep sea during a time of global warming



Members of the vertebrate group including anglerfishes are unique in possessing a characteristic kno...
Published Fourteen years after the Gulf of Mexico oil spill, endemic fishes face an uncertain future



The 2010 Gulf of Mexico Deepwater Horizon oil spill, the largest accidental spill in history, releas...
Published Oxidant pollutant ozone removes mating barriers between fly species



Researchers show that ozone levels, such as those found in many places on hot summer days today, des...
Published Fossils of giant sea lizard with dagger-like teeth show how our oceans have fundamentally changed since the dinosaur era



Fossils of a strange new species of marine lizard with dagger-like teeth that lived 66 million years...
Published Do some mysterious bones belong to gigantic ichthyosaurs?



Several similar large, fossilized bone fragments have been discovered in various regions across West...
Published Scientists develop new index based on functional morphology to understand how ancestors of modern birds used their wings - Scientists Develop New Index Based on Functional Morphology to Understand How Ancestors of Modern Birds Used Their Wings


Scientists have compared the relationship among the strength of flight bones, body mass, and the way...
Published Warm-bodied ties between mammals and birds more ancient than previously recognized - Warm-bodied Ties Between Mammals and Birds More Ancient Than Previously Recognized


The evolutionary origin of endothermy (the ability to maintain a warm body and higher energy levels...
Published Fossils reveal how ancient birds molted their feathers -- which could help explain why ancestors of modern birds survived when all the other dinosaurs died



Birds are the only group of dinosaurs that survived the asteroid-induced mass extinction 66 million ...
Published First 'warm-blooded' dinosaurs may have emerged 180 million years ago



The ability to regulate body temperature, a trait all mammals and birds have today, may have evolved...
Published Woolly mammoths evolved smaller ears and woolier coats over the 700,000 years that they roamed the Siberian steppes - Woolly Mammoths: Evolution of Smaller Ears and Woolier Coats



A team of researchers compared the genomes of woolly mammoths with modern day elephants to find out...
Published Megalodon was no cold-blooded killer - Megalodon was No Cold-Blooded Killer



How the megalodon, a shark that went extinct 3.6 million years ago, stayed warm was a matter of spec ...
Published New research reveals extreme heat likely to wipe out humans and mammals in the distant future - New Research Predicts Extreme Heat Could Eradicate Humans and Mammals in the Distant Future



A new study shows unprecedented heat is likely to lead to the next mass extinction, akin to when the ...
Published Pacific kelp forests are far older that we thought



Fossils of kelp along the Pacific Coast are rare. Until now, the oldest fossil dated from 14 million...
Published Canada lynx historic range in US likely wider than previously thought



A broader past could mean a brighter future for Canada lynx in the U.S., according to recent researc...
Published Ancient polar sea reptile fossil is oldest ever found in Southern Hemisphere



An international team of scientists has identified the oldest fossil of a sea-going reptile from the...
Published Improving statistical methods to protect wildlife populations



In human populations, it is relatively easy to calculate demographic trends and make projections of...
Published The ancestor of all modern birds probably had iridescent feathers



Birds tend to be more colorful in the tropics, and scientists wanted to find out how they got there:...