J H

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19 Incredibly Useful Websites You Wish You Knew Earlier

We tend to think of learning a new skill or “going back to school” as something you’d do when looking to change careers, or to upgrade within your …

Why Does Gravity Move At The Speed Of Light?

If you looked out at the Sun across the 93 million miles of space that separate our world from our nearest star, the light you’re seeing isn’t from the Sun as it is right now, but rather as it was some 8 minutes and 20 seconds ago. This is because as fast as light is — moving at the speed of light …

Speed Of Light

BrightSide — Inspiration. Creativity. Wonder.

Here's how much you should have saved up for retirement by now

You probably want to retire at some point. But before you can get there, you have to be able to answer a few questions.<p>For example, how much money should you have already saved up if you want to retire by age 65?<p>JPMorgan Asset Management's 2015 "Guide to Retirement" has a handy retirement savings …

20 Legendary Day Hikes in the National Parks

Adventure<p>The greatest hikes in U.S. national parks aren't necessarily the longest. Here are 20 treks that get hikers into the best a park has to offer in just a day.

National Parks

Warp in spacetime lets astronomers watch the same star explode four times

Thanks to a phenomenon known as gravitational lensing, the Hubble Space Telescope has captured four images of the same supernova explosion.<p>For the …

Australian mining giant BHP just told the market exactly why oil prices are going lower

In its half-year earnings release Monday, the Australian mining giant BHP told the market exactly why:<p>In response to weaker prices, [BHP] will reduce its Onshore US operated rig count from 26 at period end to 16 by the end of the 2015 financial year. The majority of the revised drilling program …

Week in Geek: Pareidolia edition

Is the Universe smiling at us? Yes and no.<p>There are two things going on in the picture above. The first is a type of pareidolia (the tendency to see …

Caterpillar's Terrible, Horrible, No Good, Very Bad Day

Caterpillar Inc. is about as American as you can get, except that these days it’s not, having been partially shuffled off to Switzerland. But it still must deal with the IRS, and the IRS isn’t happy with the heavy equipment maker. In fact, the IRS is trying to add $1 billion in taxes and penalties …

Tim Cook

What Research Tells Us About Making Accurate Predictions

“Prediction is very difficult,” the old chestnut goes, “especially about the future.” And for years, social science agreed. Numerous studies detailed the forecasting failures of even so-called experts. Predicting the future is just too hard, the thinking went; HBR even published an article about …

Here comes the Baker Hughes rig count ...

The number of oil rigs in use keeps cratering.<p>The latest data on US oil rigs from Baker Hughes showed that the number of rigs in use last week declined by 83 to 1,140.<p>This is down from a peak of 1,609 hit in October 2014. This is the lowest oil rig total since December 2011. The number of oil rigs …

6 Sky Events This Week: Primetime Jupiter, Asteroid Juno, and Zodiacal Light

Starstruck<p>Jupiter gives its best show of the year, and the elusive pyramids of light put in a rare appearance.<p>Watch the sky this week to soak in Jupiter's best appearance of 2015. You might also catch sight of a large asteroid and a ghostly light making tracks across the night sky.<p><b>Moon and Jupiter.</b> …

Astronomy

Leading with the truth: how to handle crucial conversations

<i>"A coach is someone who can give correction without causing resentment."</i> – Coach John Wooden<p>Have you ever experienced saying something and, literally as the words were leaving your lips, you knew you would regret it? Ouch. Unfortunately, this tends to occur at precisely the wrong time, as we are …

Leadership

These Mind-Blowing New Images From NASA Reveal The Invisible Universe

The mind-blowing images below show us wispy remnants of stars that exploded long ago and distant galaxies with energetic supermassive black holes at their centers.<p>What makes this set so interesting is that some of these distant cosmological marvels are invisible to the human eye. In order to create …

Adventure Photo of the Week

The Real Leadership Lessons of Steve Jobs

His saga is the entrepreneurial creation myth writ large: Steve Jobs cofounded Apple in his parents’ garage in 1976, was ousted in 1985, returned to rescue it from near bankruptcy in 1997, and by the time he died, in October 2011, had built it into the world’s most valuable company. Along the way …