Every Hidden Advantage of Your Skin Color Explained
9:52
YouTubeThe Stickman Scientist
Every Hidden Advantage of Your Skin Color Explained
Human evolution, melanin science, skin color adaptation, and evolutionary biology explained wit Stickman Animation. Discover how natural selection shaped every human skin tone, from deep ebony to very fair, to protect against UV radiation and optimize vitamin D synthesis. This comprehensive guide breaks down the genetics, anthropology, and ...
已浏览 44.6万 次2 个月之前
短视频
Vote for Human Flight: TikTok Video of the Year Nominee
3:25
已浏览 190万 次
Vote for Human Flight: TikTok Video of the Year Nominee
chrisandfinck
1. He said that before the industrial era, nobody slept 8 hours in one block. People slept in two parts: they went to bed after sunset, woke up around midnight, stayed awake for 1–2 hours, then went back to sleep. This “split sleep” was normal for thousands of years. But when factories appeared in the 19th century, society forced everyone into one long sleep window — and the body never fully adapted. He said the modern schedule confuses the brain: it doesn’t understand when it should rest and wh
0:05
已浏览 790万 次
1. He said that before the industrial era, nobody slept 8 hours in one block. People
kitija.ozo
Human Skin Pigmentation
आज कल बच्चों के प्रेम मे क्या होता है😱🤯|| Dr. vikas divyakirti sir motivation || #motivation
0:39
आज कल बच्चों के प्रेम मे क्या होता है😱🤯|| Dr. vikas divyakirti sir motivation || #motivation
YouTubeVIKAS SIR THOUGHT
已浏览 133.8万 次1 周前
Darren Espanto's Impactful Maui Performance
0:19
Darren Espanto's Impactful Maui Performance
TikTokitsnotnianaaaaa
已浏览 120万 次1 周前
It's not the
9:57
It's not the
TikToktadstoermer
已浏览 2.2万 次1 周前
热门视频
Evo-Ed: History, Genetics, and Human Skin Color
8:13
Evo-Ed: History, Genetics, and Human Skin Color
YouTubeExplorations in Biology,
已浏览 184.5万 次2023年1月12日
The Biology of Skin Color — HHMI BioInteractive Video
18:58
The Biology of Skin Color — HHMI BioInteractive Video
YouTubebiointeractive
已浏览 156.4万 次2015年7月21日
How We Get Our Skin Color | HHMI BioInteractive Video
3:33
How We Get Our Skin Color | HHMI BioInteractive Video
YouTubebiointeractive
已浏览 106.1万 次2015年6月30日
Skin Color Genetics
HOW TO GET SKELETON SKIN IN FORTNITE!
0:27
HOW TO GET SKELETON SKIN IN FORTNITE!
YouTubeBrani
已浏览 9.1万 次2023年11月21日
7 Steps for NATURAL GLOW ✨ Clear Skin Routine for Girls | #ytshorts #skincare
0:42
7 Steps for NATURAL GLOW ✨ Clear Skin Routine for Girls | #ytshorts #skincare
YouTubeTubetanu
已浏览 172.4万 次3 周前
Behind the Scenes: Skin Cancer Check
1:40
Behind the Scenes: Skin Cancer Check
YouTubeRush University System for
已浏览 3.6万 次2023年5月23日