Nanorobots in Your Future

An exciting revolution in health care and medical technology looms large on the horizon. Yet the agent of change is microscopically small, and will be made possible by nanotechnology. Nanotechnology is the engineering of molecularly precise structures and, ultimately, molecular machines. The prefix nano- refers to the scale of these constructions. A nanometer is one-billionthRead More

Hunting for ET

It is an impressive fact, and one that would have astounded your grandparents, but astronomers now estimate that our home galaxy the Milky Way sports at least a trillion planets. Thata’s a number not easy to picture, a tally greater than the number of trees in the United States. Most of those unseen worlds areRead More

Where did the Moon come from?

By J. Richard Gott The standard theory for the origin of the Moon is that a Mars-sized planet (named Theia) collided with the Earth about 4.5 billion years ago, and that the splash debris formed the Moon. This theory can explain why the Earth and Moon have identical oxygen isotope abundances (as discovered by theRead More

UFOs: Believe or Not?

Global warming. Species extinction. The end of fossil fuels. Without doubt, there are plenty of problems to cause you to sweat and fret if you’re concerned about our planet’s near-future. But how about adding this to your plate: alien invasion. Sure, it happens regularly in the movies, but what if it’s for real. One-third ofRead More

No Pain, No Gain

The evidence, both actual and anecdotal, started as a trickle, lately has seemed like a flood. I know, it’s been the case since the dawn of time: each generation of adults laments the laziness and softness of each new generation of kids, saying stuff like: “Why, there, you whippersnapper, in my day I walked threeRead More

Comedy of Remarriage: Romcoms of Yesterday

These days, in Hollywood, the romantic comedy, aka “romcom,” is mostly about people hovering around the age of thirty who haven’t “hooked up” yet. And since they tend to be written by men and women around that age, the hijinks can be pretty sophomoric, jejeune, and– well, from my POV, downright dull. The verbal interplay:Read More

Damaged or Delighted?

Why broken bones can be a good thing for a kid.You know the world’s going to hell in a hand-basket when you can’t even sit at the park, trying to drown out the cacophony of your ennui by listening to your iPod in peace while your kid rides her bike. One minute I’m feeling oldRead More

Is There Gluten in Wheatgrass?

Is there gluten in wheatgrass? I have celiac disease [gluten intolerance] and have found a lot of green food supplement products that say they are gluten free but they have wheatgrass or barley grass in the ingredients lists. Are these products really gluten free? I don’t know if I should be risking it. This isRead More

7 Tips for a Successful Marriage

Wondering if you have what it takes to make marriage work? Patricia and Gregory Kuhlman of Marriage Success Training have dedicated their lives to helping couples get on the right track. Keep reading for their top tips on keeping your marriage together. Q: Are there basic, common elements to every successful marriage? A: In happy,Read More