![It can serve all kinds of purposes you might not have expected. It can serve all kinds of purposes you might not have expected.](https://images2.minutemediacdn.com/image/upload/c_crop,w_2121,h_1193,x_0,y_67/c_fill,w_1080,ar_16:9,f_auto,q_auto,g_auto/images/voltaxMediaLibrary/mmsport/mentalfloss/01jfay3pbdcn5f44nz3y.jpg)
![D.J. MacLennan D.J. MacLennan](https://images2.minutemediacdn.com/image/upload/c_fill,w_180,ar_1:1,f_auto,q_auto,g_auto/shape/cover/sport/Avatar-0488fd14430830ebc30d331b3a7f310f.png)
D.J. MacLennan
Joined: Mar 4, 2015
D.J. MacLennan is a futurist author who lives on the Isle of Skye, Scotland. His new cryonics book Frozen to Life: A Personal Mortality Experiment is now available.
![It can serve all kinds of purposes you might not have expected. It can serve all kinds of purposes you might not have expected.](https://images2.minutemediacdn.com/image/upload/c_crop,w_2121,h_1193,x_0,y_67/c_fill,w_1080,ar_16:9,f_auto,q_auto,g_auto/images/voltaxMediaLibrary/mmsport/mentalfloss/01jfay3pbdcn5f44nz3y.jpg)
![Lower your heating bill—and increase your hygge. Lower your heating bill—and increase your hygge.](https://images2.minutemediacdn.com/image/upload/c_crop,w_724,h_407,x_0,y_59/c_fill,w_1080,ar_16:9,f_auto,q_auto,g_auto/images/voltaxMediaLibrary/mmsport/mentalfloss/01hkmz0d8gctz2dkp7c1.jpg)
9 Easy Ways to Lower Your Heating Bill This Winter
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Why Is Yawning Contagious?
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15 Pieces of Mail Delivered Decades After They Were Sent
Why Do Toll-Free Numbers Start With 800?
1-800-WHAT-WHY?
Why Is the Room Where Talent Waits Called the 'Green Room'?
8 Delicious Facts About Haggis
In celebration of Burns Night, a high-protein look at this peculiar and beloved dish.
12 Easy Tips to Help You Improve Your Workspace
Work is work, but don't let it become a chore.
Why Would You Choose To Have Your Head Frozen?
10 Toxins Lurking in Your Christmas Dinner
For a festive feast, concerns of calorie counting and drink moderation get tossed to the side as we indulge in Saturnalian levels of consumption. And if we go in for post-Christmas “detox” diets, it’s presumably because we worry about having “toxed” ourse