We humans and other mammals can regulate our body temperature because we're endothermic (warm-blooded).
This has enabled us to move into all sorts of environmental extremes. No sitting around on a sunbaked rock for us!
Denne historien er fra December 2022-utgaven av Rock&Gem Magazine.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
Allerede abonnent ? Logg på
Denne historien er fra December 2022-utgaven av Rock&Gem Magazine.
Start din 7-dagers gratis prøveperiode på Magzter GOLD for å få tilgang til tusenvis av utvalgte premiumhistorier og 9000+ magasiner og aviser.
Allerede abonnent? Logg på
THE BRIGHT SIDE OF VOLCANIC ROCK
As a mineral resource, volcanic rock is decidedly short on glamour.
The Other Copper Minerals
12 Lesser-known Collectible Species
MINERAL COLLECTING -AND ROCK & GEM
Evolving Together FOR 54 YEARS
Gemstone Trends
A Look Back at 2024 & What to Expect in 2025
How to Make a GEM BEAD NECKLACE
No Lapidary Experience Needed!
Framing Nature's Art
Faceting Rutilated Quartz for Beginners
BEDAZZLED BLUE SEAM AGATE
More than several centuries ago, mining was the profession most often seen as befitting of men.
ROCK & GEM FIELD GUIDE:
Spinel is a captivating gemstone with a rich history of being mistaken for gems like ruby and sapphire.
SNAKE SCALE DROP 1.5:1
This Faceting Focus is revisiting the briolette gemstone design because of its popularity with independent and hobby gemstone faceters.
STONE CHIC
How Earth-Inspired Decor Brings Comfort to our Home
