The grass is Bromus sterilis :)

Wow, nice. Loved it ~2008

I think Hayabusa was first in 2005/2010.

Have fun!

Me too, have you read „The Dawn of Everything“? Would recommend!

David Graeber likes this.

One of my favorite games ever.

Supplementary video 1:Meissner effect for sample 2. [Video](https://www.bilibili.com/video/BV14p4y1V7kS/?spm_id_from=333.999.0.0&vd_source=510b6ea c8fec748481fb4b933932e80c)

Supplementary video 2:Exclude ferromagnetism of sample 2. [Video](https://www.bilibili.com/video/BV13k4y1G7i1/?buvid=XY81B1F843E91B69C1CC4563365B5FCE3 A291&is_story_h5=false&mid=jLEqsyica5eHkvtMXQ2K1A%3D%3D&plat_id=193&share_from=ug c&share_medium=android&share_plat=android&share_source=QQ&share_tag=s_i×tamp= 1690894807&unique_k=B6gawMH&up_id=7590247)