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Science & Technology

An illustration of E. coli
Science & Technology

Could Life Be Made Simpler?

Researchers have created a bacterium that thrives with nineteen amino acids instead of twenty

Most Read
Illustration by Josie Norton depicting AI in the classroom

Chatbots Have Entered the Classroom. What Happens Next?

Columbia faculty are finding innovative ways to incorporate AI into coursework without compromising academic rigor

Image of a UFO in a night sky
Anton Petrus

How Seriously Should We Take UFO Sightings?

Columbia alien hunter David Kipping on the odds of finding company in the cosmos

The Challenger explosion

How the Challenger Disaster Became a Case Study of the ‘Normalization of Deviance’

Forty years after the tragedy, Columbia sociologist Diane Vaughan reflects on her landmark work on organizational decision-making

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2.20_STUDY-HALL-coral
Science & Technology

A New Way to Save Coral Reefs, and Other Research Findings

7 recent discoveries from Columbia scientists

Astrophysicist Brian Metzger, 2020 BLAVATNIK LAUREATE
Science & Technology

Astrophysicist Brian Metzger Named 2020 Blavatnik Laureate

The award is the largest unrestricted scientific prize for young researchers in the US

2020_06_Climate-drought
Science & Technology

3 New Climate Discoveries That Should Worry Just About Everyone 

Studies on droughts, heat-index readings, and ice sheets show that the Earth is changing much faster than we anticipated

A bearded dragon against a magenta background
Science & Technology

7 Discoveries from Columbia Scientists

Bearded dragons may shed light on sleep disorders, and other research news

A rendering of MARSHA, a Mars habitat designed by AI SpaceFactory
Science & Technology

Houses Fit for Life on Mars

Architects Jeffrey Montes '15GSAPP and Christopher Botham '16GSAPP are designing your home — in outer space

NASA photo of the Earth from outer space, taken in 1970
Science & Technology

A Time-Out for the Planet

Grappling with COVID and climate on the 50th anniversary of Earth Day

NASA photo of the Earth's atmosphere from outer space
Science & Technology

The Unexpected Payback of a 33-Year-Old Climate Treaty 

The Montreal Protocol saved the ozone. It’s also slowing global warming

Thermal images of butterflies created by Columbia physicist Nanfang Yu
Science & Technology

Why Butterfly Wings are Even Cooler Than You Think!

Science reveals how the insects' paper-thin wings withstand the heat of the sun

An illustration of an elevator to the moon, from a proposal by Columbia astronomers Zephyr Penoyre and Emily Sandford
Science & Technology

An Elevator to the Moon?

Columbia astronomers suggest an alternative to the rocket ship

Photo of field during drought
Science & Technology

Why Economists Downplay Climate Risks

They’re being too “conservative,” but not in the way you might think

Hydra
Science & Technology

What Can this Ancient Creature Tell Us about the Human Brain?

The hydra has one of the oldest and most rudimentary nervous systems of any species

4.19_EXPL_Campus-Snow
Science & Technology

It’s Snowing …Microplastics

(Another reason to think twice before eating snow)

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