How can you prevent holiday weight gain? How many genes do you share with your siblings? Find out in ScienceSeeker's picks of the best posts for the week of December 3-9 2018 #SciSeekPicks #SciComm

This week's best science posts include more awesome gravitational waves detected in space, a way to ensure all breast cancer cells are removed in surgery, and a more realistic humanoid robot. But there are many other topics touched on in ScienceSeeker editors' favourite posts within their respective areas of interest and expertise for the past seven days. Here is the full round-up of the ScienceSeeker Editors’ Selections:

You can dissolve gold with aqua regia.
Image credit: Shor International.

• The science of holiday weight gain (and tips to prevent it) by Mikael Angelo Francisco at Flip Science 
• A new review looks into the optimum exercise intensity, type and duration for boosting mood By Christian Jarrett at British Psychological Society Research Digest
• Not Your Mom’s Genes: Mitochondrial DNA Can Come from Dad by Katherine J. Wu at PBS Nova
• Are You Genetically Closer to Your Parents or Siblings? by Chelsea Weidman Burke at Chemically Inquisitive
• Podcast of the week: Chemistry in its element: Aqua Regia by Tabitha Watson at Chemistry World 
• Can We Grow More Food on Less Land? We’ll Have To, a New Study Finds by Brad Plumer at New York Times
• A Robot in Human Skin by Shuin Park at Signal to Noise Magazine
• Physicists Detect Four New Gravitational Waves at Sci-News.com
• Three Ways Quantum Physics Affects Your Daily Life by Chad Orzel at Forbes
• Tumor detection during breast cancer surgery by Jens Wilkinson at It Ain't Magic
• Autistic children may mute perspective to grasp others' by Bahar Gholipour at Spectrum 
• Compulsive YouTube Use by Jane Klobas, Tanya McGill, Sedigheh Moghavvemi and Tanuosha Paramanathan at Science Trends
• How Does Social Enrichment Produce Health Benefits?  by Takefumi Kikusui at Reliawire.

• Geologists are measuring bullet damage to ancient Middle Eastern settlements by Sarah Wild at Nature
• Wild meat for today and tomorrow by Gloria Pallares at Forests News
• The Riddle of the Roaming Plastics by Matthew Halliday at Hakai Magazine
• Tiny bits of ocean plastic threaten the survival of sea turtle hatchlings by Katie Brown at Mongabay
• Why we should care about the language we use in science by Brigitte Nerlich and Carmen McLeod at Making Science Public

Check back next week for more great picks!