Author Jay Lake, the winner the Campbell Award and numerous other honors, is undergoing his fourth round of chemotherapy right now — and you can help him fight his cancer. Some of your favorite science fiction and fantasy authors have donated "acts of whimsy," to raise money to sequence Jay Lake's genome and possibly…

This is a really neat idea. The book Behind the Sofa collects celebrities' memories of the Doctor Who moments that scared them most. And it's raising money for Alzheimers Research UK. The 100 celebrities who've contributed include:

Sometimes the best gift isn't something you give to your loved ones — it's what you give to a good cause, in your loved one's name. Here are a few ideas for places you can donate money this year to help make the world a better place for science, science fiction, and rational thought.

They say the Holidays are all about friends and family, but that's a hard thing to remember if you're a kid with nothing to open on Christmas morning. Toys matter, which is why donating to Toys for Tots to help families in need give their kids presents is such a great thing to do (especially now, after Hurrican Sandy). …

Here's your worthy cause for the day. A junior high school teacher has put up a request for some funding to get her classroom new copies of Scott Westerfeld's classic young-adult dystopian novel Uglies — and all you have to do is go over to OO.com and vote for this project to be funded by the charities that support the …

John Scalzi is the master of making us offers we can't refuse. And this time, he's letting you take money from his pocket and put it into the hands of Planned Parenthood. Recently, the Susan G. Komen Foundation bowed to pro-life bullying and withdrew support for Planned Parenthood's breast-cancer screenings. So for the …

Yes, you read that right. Someone is putting out an anthology of tentacle porn (in written form, not comics), and all proceeds will go to benefit Oceana, a charity that works to protect the world's oceans. All of a sudden, hentai seems oddly... noble. The book is called Coming Together, Arm in Arm in Arm.

Terri Windling has given a lot of happiness to fantasy readers, with novels like The Wood Wife and collections like the Bordertown series. Now here's your chance to come to her rescue — Windling is facing health and legal issues that have caused her a lot of financial distress — and some of our greatest authors and…

H.P. Lovecraft died at age 46, partly due to poverty and malnutrition. So Ross E. Lockhart, editor of The Book of Cthulhu, is encouraging you to donate to local food banks and food charities this Thanksgiving holiday. If you tweet that you've fed Cthulhu, including the amount you donated and the name of the food…

We've marveled at the brilliant Doctor Who concept art by artist Peter McKinistry. And now, here's your chance to own an ultra-rare print of McKinstry's illustration of the Doctor's best friend K-9, signed by McKinstry and the voice of K9, John Leeson! (Click the above image to make it giant, or right-click and select…