Getting Smarter

A U of T computer scientist is helping to build a new generation of intelligent machines

Jon Callas/Wikimedia Commons

A New Test for Machine Intelligence

Determining whether computers can think like humans is not a straightforward task

What is Real?

Philosophy prof Ian Hacking’s ideas about science earn him $800,000 prize

When Time Began

A new telescope may shed light on the universe’s first moments

U of T’s Biggest Class Ever

Coursera brings online learning to the masses

Photo: Images from the History of Medicine

Fighting Tooth Decay

A new way of peering inside teeth could find lesions before they become cavities and eliminate the need for “drilling and filling”

Photo by Chris Granger

What Is Sacred?

Two U of T thinkers debate whether we can ever know what is truly “right” or “wrong”

Photo by Murat Seyit/istockphoto

Detecting Cancer

A new technique using light and metal nanoparticles could help save lives

Illustration by Brett Ryder

The Next Big Idea

Ten concepts that could shape the future: from digital credentials to safer drugs to DNA-tailored diets and more

Photo by Hill Peppard

Looking Skyward

James Graham aims for the stars as Dunlap Institute’s first director

Photo Courtesy of NASA,

Life on Mars?

Scientists are trying to determine if methane in the Martian atmosphere came from living organisms

Finding the Fakes

U of T engineers help the TTC uncover counterfeit tokens

Planetary Mysteries

Discoveries of new planets outside our solar system are forcing astronomers to rethink theories of how planets form

Cheaper Digital X-Rays

Physicist John Rowlands has invented a way to deliver high-quality X-rays at a fraction of the regular cost


Now that the Large Hadron Collider is working, U of T physicists are preparing to sift through mountains of data in search of the elusive Higgs boson

Photo by MANFROMSUN on

Smarter Buildings

A U of T computer scientist is developing a program to help predict – and ultimately reduce – buildings’ energy use

The True Nature of Time

A century after Einstein proposed his theory of relativity, scientists are still debating how time works

Cool Computing

A new kind of optical switch could allow computers to run 100 times faster – without overheating

(Illustration by Marco Cibola)

The Ads Have Eyes

Software uses tiny cameras to track who’s watching digital ad displays

We Are Star Stuff

A large asteroid could destroy all life on earth. But a “rain” of extraterrestrial debris long ago may have led to the conditions that started it, says a U of T geologist

The World’s Largest Telescope

As scientists prepare the next-generation space telescope, University of Toronto astronomers are pushing for an even larger ground-based scope


Computer Vision

Want to know where an unidentified picture was taken? A computer program being developed at U of T can help

To Boldly Go

U of T’s Dunlap Institute will step up the search for worlds beyond our solar system

Sunnier Days

High energy prices are giving solar cells a new-found lustre

A Blast into the Universe’s Past

Astronomy prof Barth Netterfield stars in new documentary about a high-flying telescope

God’s Laboratory

This spring, an international team of physicists, including several from U of T, will launch the most ambitious science experiment ever devised. Their goal: to unlock the secrets of the universe

Sara Seager

Astronomer is aiding the search for another Earth

Nima Arkani-Hamed

Harvard physicist seeks theory to unite relativity with quantum mechanics

Ghost Worlds

The search for other Earths

What Is a Planet?

Recent discoveries force astronomers to rethink long-held definition

A Whole New World of Study

U of T Scarborough to launch planetary science program


Where do great ideas come from?

Great Eureka Moments in History

From Isaac Newton to Sir Paul McCartney, inspiration arrived suddenly

Can Machines Be Creative?

The question is challenging both computer scientists and psychologists

The Big Picture

U of T cosmologists are piecing together the epic table of how the universe has evolved over 14 billion years

Stay Tuned

The spirit of Edward S. Rogers Sr. is energizing a new wave in communications

Author: Dan Falk