Hot NANO Reddit topics:

• Skin wound regeneration with bioactive glass-gold nanoparticles ointment
• Scientists from Sweden Create Liquid Fuel That Can Store The Sun's Energy For Up to 18 Years: "There is a lot left to do. We have just got the system to work. Now we need to ensure everything is optimally designed," says nanomaterials scientist Moth-Poulsen.
• Can 2D materials contribute to consumer electronics?

Hot Euro Reddit topics:

• Russia ditches dollar, opts for euro and yuan
• 20 years of the euro: an imperfect success story
• As the Euro turns 20, a look back at who fared the best. And worst