Science News / Authored By Erica Klarreich

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In This Issue

Potent Promise: Essential Stemness: Scientists move closer to understanding the dual fates of embryonic stem cells — to divide or develop
Potent Promise: Back to the Womb: Reverting adult cells to an embryonic state without creating embryos is a tricky business
It’s Likely That Times Are Changing: A century ago, mathematician Hermann Minkowski famously merged space with time, establishing a new foundation for physics;  today physicists are rethinking how the two should fit together
This week's table of contents

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Big prize for unlikely research

Home / News / March 31st, 2007; Vol.171 #13 / Big prize for unlikely research

A New York University mathematician has won one of the highest prizes in mathematics for figuring out the likelihood of unlikely events. (p. 205)

Published: March 31st, 2007; Vol.171 #13
Found in: Mathematics
Functional Family: Mock theta mystery solved

Home / News / March 10th, 2007; Vol.171 #10 / Functional Family: Mock theta mystery solved

Mathematicians have solved a legendary Indian mathematician's final problem. (p. 149)

Published: March 10th, 2007; Vol.171 #10
Found in: Mathematics
Fields Medals: Mathematicians win awards for geometry, physics, and probability

Home / News / August 26th, 2006; Vol.170 #9 / Fields Medals: Mathematicians win awards for geometry, physics, and probability

Fields Medals have been awarded to four mathematicians, including Grigori Perelman, who proved a famous conjecture about the shapes of higher-dimensional spheres. (p. 132)

Published: August 26th, 2006; Vol.170 #9
Found in: Mathematics
Moon story waxes fuller

Home / News / April 9th, 2005; Vol.167 #15 / Moon story waxes fuller

A new analysis may have put the final piece in the puzzle of how the Moon formed. (p. 235)

Published: April 9th, 2005; Vol.167 #15
Found in: Astronomy
New largest prime discovered

Home / News / March 19th, 2005; Vol.167 #12 / New largest prime discovered

Computers have discovered a new largest prime number with a whopping 7,816,230 digits. (p. 188)

Published: March 19th, 2005; Vol.167 #12
Found in: Mathematics
Hospitals motivated to skimp on infection control

Home / News / February 5th, 2005; Vol.167 #6 / Hospitals motivated to skimp on infection control

A new mathematical model suggests that the presence of nearby hospitals may give a hospital an economic incentive to relax its infection-control efforts. (p. 93)

Published: February 5th, 2005; Vol.167 #6
Found in: Mathematics
Sizing Up Complex Webs: Close or far, many networks look the same

Home / News / January 29th, 2005; Vol.167 #5 / Sizing Up Complex Webs: Close or far, many networks look the same

Complex networks, including the World Wide Web, have a common architecture with snowflakes and trees. (p. 68)

Published: January 29th, 2005; Vol.167 #5
Found in: Mathematics
When Laziness Pays: Math explains how cooperation and cheating evolve

Home / News / January 15th, 2005; Vol.167 #3 / When Laziness Pays: Math explains how cooperation and cheating evolve

Researchers have developed a mathematical model that helps explain how cooperation and cheating evolve among simple organisms. (p. 35)

Published: January 15th, 2005; Vol.167 #3
Found in: Mathematics
Con Artist: Scanning program can discern true art

Home / News / November 27th, 2004; Vol.166 #22 / Con Artist: Scanning program can discern true art

A new mathematical tool distills painting style into an array of statistics as a potential means to spot forgeries. (p. 340)

Published: November 27th, 2004; Vol.166 #22
Found in: Mathematics
Primal Progress: Pattern hunters spy order among prime numbers

Home / News / April 24th, 2004; Vol.165 #17 / Primal Progress: Pattern hunters spy order among prime numbers

The population of prime numbers includes an infinite collection of arithmetic progressions. (p. 260)

Published: April 24th, 2004; Vol.165 #17
Found in: Mathematics
Quantum sentinels

Home / News / March 6th, 2004; Vol.165 #10 / Quantum sentinels

Quantum physics may soon help physicians track whether a cancer has spread. (p. 157)

Published: March 6th, 2004; Vol.165 #10
Found in: Biomedicine
Toss Out the Toss-Up: Bias in heads-or-tails

Home / News / February 28th, 2004; Vol.165 #9 / Toss Out the Toss-Up: Bias in heads-or-tails

Coin tossing is inherently biased, with the coin more likely to land on the same face it started on. (p. 131)

Published: February 28th, 2004; Vol.165 #9
Found in: Mathematics
The calculus of love

Home / News / February 28th, 2004; Vol.165 #9 / The calculus of love

Mathematical equations can predict whether a couple will divorce. (p. 142)

Published: February 28th, 2004; Vol.165 #9
Found in: Mathematics
Faulty Memory: Long-term immunity isn't always beneficial

Home / News / September 27th, 2003; Vol.164 #13 / Faulty Memory: Long-term immunity isn't always beneficial

Quickly losing immune-system defenses against some viruses may protect humans from far nastier bugs, a mathematical model suggests. (p. 196)

Published: September 27th, 2003; Vol.164 #13
Found in: Biology
Small World After All: Short e-mail chains reach targets worldwide

Home / News / August 16th, 2003; Vol.164 #7 / Small World After All: Short e-mail chains reach targets worldwide

A large-scale study of e-mail users has borne out the notion that one person on the planet can reach any other person through a chain of about six social ties. (p. 103)

Published: August 16th, 2003; Vol.164 #7
Found in: Science & Society

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