A new insulation material is practically weightless yet still durable
The porous aerogel is at least 99 percent air
A new, nearly weightless insulation material can withstand extreme heat that would destroy other materials.
X. Xu, X. Duan
A new, nearly weightless insulation material can withstand extreme heat that would destroy other materials.
The porous aerogel is at least 99 percent open space, with the rest made up of an atomically thin ceramic called hexagonal boron nitride.