'The Orchid and the Dandelion' by W. Thomas Boyce is part memoir and part child development theory about how kids react to circumstances, and how to help them.

Meat will be off the menu on Mondays for over 1 million students who attend New York City public schools,

Today, Brody Moreland is a blur of motion as he chases toys. But for the first 6 months of his life, he barely moved. He was born with severe spina bifida.

A new book shows us how our faces reveal our true selves.

The rare dual-sex butterfly astounded curators at the Natural History Museum in London.

Scientists can only guess at how they have avoided extinction for so long.

Wondering if your spouse is cheating on you? Check to see how comfortable they are with sex, or how happy they are in the relationship.

New data shows that seniors are more sexually active than ever, leading to a sharp rise in rates of sexually transmitted diseases.

New survey compiled by the Centers for Disease Control and Prevention finds condom use is up, but teen sexual behavior has not changed over the last decade, mea

It's got to happen sooner or later. So take a deep breath — and a big sip of wine if you need it — and follow these tips for talking to your daughter about

Tips for moms on how, when, and what to talk about when talking to your son about puberty.

Having sex with an ex seems to be a fairly typical part of the breakup process for young adults, a new study shows.

Guys may now have another reason to get off the couch: Watching TV has been linked to lower sperm counts.

ncreasing fathers' support during pregnancy may lower rates of premature babies and babies born too small.

Treating the country's 110 million STDs comes with a price tag of $16.7 billion a year.

From the neurobiology of attraction to the hard truth about online dating, these five books offer fresh takes on our quest for love.

Cohabitating doesn't provide the same health benefits for gay couples that marriage does for straights.

On March 21, the American Academy of Pediatrics announced its support for gay marriage, as well as foster care and adoption rights for same-sex couples.

As the Supreme Court prepares to hear arguments in two gay marriage cases, it's easy to forget how far opinions have moved on the issue.

Here are the key facts about the cases and what's behind them.

Thanks in part to shows like 'Modern Family,' a majority of Americans are now in favor of same-sex marriage.

Though childbirth is frequently spoken of in terms of pain and punishment, some women do experience what are known as orgasmic or ecstatic births.

Research suggests that long-distance relationships encourage more communication and that couples try harder.

New research concludes that hypersexuality is not a neurological or physiological disorder, but just heightened libido.

Despite the HPV vaccine being effective at preventing infections and cancers down the line, just one-third of teen girls complete the injection series.

Male primates may have become monogamous to protect their offspring from being killed by rival males.

Videos and ads by Roxy for women's surfing gear and swimsuits anger female surfers.

Feeling happy? Go ahead and smile — but know that you may be telling others more about yourself than you think.

Even water tastes sweeter when you're in love, new research finds.

Most middle-aged women do not give up sex as they age, especially if sex is important to them.

Unlike many humans, some monkeys are genuinely faithful to their mates.

The popularity of weird beards and mustaches among young men living in Brooklyn, N.Y., may be more than just a hipster fad.

Men have lost most of the genes originally included on the Y chromosome during evolution, but those genes essential for survival have persevered.

Although syphilis was nearly eliminated from the U.S. about a decade ago, the sexually transmitted disease has resurged in recent years.

The number of teenage girls and boys in the United States who have received the vaccine remains "unacceptably low" says the CDC.

Though the study's assumption of what "better" sex means is pretty specific.

If you're looking for a boost in happiness, having more sex may not be your best bet.

Women's cheeks get redder when they are the most fertile, but this color change is so subtle that it is undetectable by the human eye.

Cancer-causing human papilloma virus, or HPV, can be spread through kissing and oral sex.

Rise of the robosexuals: What will it mean for our human relationships?

A brightly-colored fungus found only on Hawaiian lava flows might be the most powerful aphrodisiac ever discovered.

From the researcher who discovered peacock spiders, a new Australian spider species engages in a complex game to determine if a potential mate is a virgin.

New Zealand's budget will make well-being and equality priorities over the economy.

The latest black hole discovery opens a whole new universe of not-so-big black holes.

A binary star system that got too close to our resident supermassive black hole paid the ultimate price.

New evidence suggests that deforestation and increased carbon dioxide in the atmosphere are creating a meaner poison ivy.

Video shows a motorcyclist in Belgium stopping to rescue a kitten from the road.

Bei Bei the panda is leaving the Smithsonian Zoo in Washington, D.C., and heading to China after 4 years.

I know many people get to look forward to tax refunds this year, but as a freelance writer, I usually owe taxes in April.

BP’s oil spill could hamper the domestic oil industry -- but that doesn’t mean we’ll use less oil.