Author: Kaye

Thinking You’re Less Active Than You Are Could Be Killing You

Thinking You’re Less Active Than You Are Could Be Killing You

People who believe they are not exercising enough are more likely to suffer the consequences of inactivity whether or not they are sedentary, while those who believe they are active are more likely to...

NASA Prepares to Crash Cassini Probe Into Saturn for Mission’s ‘Grand Finale’

NASA Prepares to Crash Cassini Probe Into Saturn for Mission’s ‘Grand Finale’

NASA’s veteran Cassini mission will officially kick off its farewell tour of the Saturn system on April 22 with a final close encounter of the ringed planet’s largest moon, Titan. Five months later, on...

Origins of Mysterious Indonesian ‘Hobbits’ Revealed

Origins of Mysterious Indonesian ‘Hobbits’ Revealed

According to one prevailing but contentious theory, the hobbits descended from the larger Homo erectus, the first hominid to have modern human proportions, whose remains can be found on the nearby Indonesian island of...

The end of the internet startup

The end of the internet startup

Silicon Valley is supposed to be a place where a couple of guys in a garage or a dorm room can start companies that change the world. It happened with Apple and Microsoft in...

I was skeptical that the anti-vaccine movement was gaining traction. Not anymore.

I was skeptical that the anti-vaccine movement was gaining traction. Not anymore.

The developments are worrying enough that two top vaccine researchers published op-eds earlier this year, warning about the risk of more outbreaks of vaccine-preventable diseases like measles and mumps. “Even a modest decrease in [vaccine coverage]...

Energy poverty is a real problem. Coal is a bogus solution.

Energy poverty is a real problem. Coal is a bogus solution.

Some 1.2 billion people around the world lack access to electricity. 2.8 billion burn charcoal, wood, or other biomass to cook and heat their homes. Lack of access to clean, reliable energy services, or “energy poverty,”...

Cholesterol and heart disease risk could be lowered with a single injection

Cholesterol and heart disease risk could be lowered with a single injection

People born with natural mutations that disable a specific gene have a lower risk of heart disease, with no apparent side effects. Now a single injection has successfully disabled this same gene in animal...

NASA has found 16,000 asteroids near Earth. Don’t panic.

NASA has found 16,000 asteroids near Earth. Don’t panic.

There are millions of such rocks, called asteroids, in the solar system. An estimated 1 million to 2 million large asteroids exist in the space between Mars and Jupiter.  Sometimes these asteroids collide with...

Solar power is already saving lives in the US. Here’s how.

Solar power is already saving lives in the US. Here’s how.

Solar power is still a fairly tiny portion of US electricity, but it is growing incredibly fast. This is exciting to people for all sorts of reasons — economic development, jobs, local/democratic/decentralized power, and...

The story of human evolution in Africa is undergoing a major rewrite

The story of human evolution in Africa is undergoing a major rewrite

There’s a story that we’ve been telling about the origin of our species. It goes something like this: Around 200,000 years ago, in East Africa — near modern-day Ethiopia — the first Homo sapiens diverged from...