Fighting Ticks With a Few Taps of the Phone
A new smartphone app developed by Columbia researchers offers hope of stemming the spread of diseases like Lyme, and providing some peace of mind in the process.
Study Signals Change in How Scientists Calculate Ancient Diets
Scientists have long determined what extinct animals ate by analyzing carbon isotopes locked inside their fossil teeth. But a new study shows that in many cases, they may be plugging the wrong numbers into their equations.
How Australia Got Planted
A new study coauthored by Columbia climate scientist Pratigya Polissar has uncovered when and why the native vegetation that today dominates much of Australia first expanded across the continent.
Climate Change and the Re-Greening of Puerto Rico
For the past 15 years, forest ecologist Maria Uriarte has been documenting the lives of thousands of individual trees spread across Puerto Rico, putting her in a unique position to study Hurricane Maria’s damage and its long-term implications.
Exploring the Microbiome of an Ocean Bacteria
Braving the high seas and a curious shark, a team of scientists from Columbia’s Lamont-Doherty Earth Observatory taps into the secret social life of a microbe that’s crucial for marine ecosystems.