Read the latest articles from Popular Science (Page 1302)

The Science of Gaydar: How Ovulation and Sexy Stories Sharpen Sexual Perception

The Science of Gaydar: How Ovulation and Sexy Stories Sharpen Sexual Perception

Madam, your gaydar is beeping

By Jennifer Abbasi

Sweepstakes Rules

Building a Rodent-Sized, Wearable Brain-Imaging Device

Building a Rodent-Sized, Wearable Brain-Imaging Device

By Paul Vaska, as told to Flora Lichtman

Inside the World’s Largest Fusion Reactor

Hot fusion might be the answer to energy demands

By Brooke Borel

OnLive Creator Claims He Can Bring Ultrafast Wireless to Everyone, Seemingly Violating Laws of Physics

OnLive Creator Claims He Can Bring Ultrafast Wireless to Everyone, Seemingly Violating Laws of Physics

By Dan Nosowitz

China Opens the World’s Longest Bridge Over Water, Toppling American Record-Holder

China Opens the World’s Longest Bridge Over Water, Toppling American Record-Holder

By Rebecca Boyle

Your Set-Top Box Is Murdering Your Electric Bill. Here’s What You Can Do

Your Set-Top Box Is Murdering Your Electric Bill. Here’s What You Can Do

A study says your DVR and cable box draws more power than your fridge or air conditioner

By Dan Nosowitz

Is The New TDL-4 Botnet Really ‘Indestructible?’

Is The New TDL-4 Botnet Really ‘Indestructible?’

An elusive malware program has quietly co-opted more than four million PCs, and no one seems to know how to stop it.

Are We Prepared for a Catastrophic Solar Storm?

Are We Prepared for a Catastrophic Solar Storm?

A solar disaster isn't a question of if, but when--and it looks like soon

In Which We Fight Rain and Embrace Aftermarket Parts From the Garbage

In Which We Fight Rain and Embrace Aftermarket Parts From the Garbage

As I was soaked with rain, I started to rethink my design

By Pierce Hoover

IBM Demos Phase Change Memory That Reliably Packs Multiple Data Bits Into Single Cells

IBM Demos Phase Change Memory That Reliably Packs Multiple Data Bits Into Single Cells

Curiosity Rover Mission Has Narrowed Possible Destinations Down to Two

Curiosity Rover Mission Has Narrowed Possible Destinations Down to Two

Mission scientists could recommend the rover climb a three-mile-high mound

How to Build a Sweet-Sounding Tube-Amp iPod Dock

How to Build a Sweet-Sounding Tube-Amp iPod Dock

By Vin Marshall

Google’s New Google+ Social Network Challenges Facebook, Promotes (Safe) Sharing

Google’s New Google+ Social Network Challenges Facebook, Promotes (Safe) Sharing

By Dan Nosowitz

Point/Counterpoint: Internet IDs Are a Terrible Idea

Point/Counterpoint: Internet IDs Are a Terrible Idea

Internet IDs will be ineffective, risky, and won't address the root of our real problems with online security

By Bryan Gardiner

Point/Counterpoint: We Need a System of Internet IDs

Point/Counterpoint: We Need a System of Internet IDs

It'll save us money and provide secure (yet optional) ways to do our online banking, healthcare, and taxes

By Becky Ferreira

Concepts & Prototypes: Two Next-Gen Nukes

Concepts & Prototypes: Two Next-Gen Nukes

Nuclear power is the most efficient emissions-free energy available. But can it be made safe? Two new reactor designs do just that

By Kalee Thompson

An Ultra-Low-Calorie, Low-Carb Diet is Sufficient to Reverse Type 2 Diabetes, Study Finds

An Ultra-Low-Calorie, Low-Carb Diet is Sufficient to Reverse Type 2 Diabetes, Study Finds

600 calories per day

By Rebecca Boyle

In Which We Compare Our Electric Vehicle to the Organic Vehicle–the Amish Horse and Buggy

In Which We Compare Our Electric Vehicle to the Organic Vehicle–the Amish Horse and Buggy

By Pierce Hoover

Obama Announces $500 Million Investment in Robots and Other Advanced Manufacturing Tech

Obama Announces $500 Million Investment in Robots and Other Advanced Manufacturing Tech

By Rebecca Boyle

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