Igor Zolnerkevic
topological insulating materials
![](/wp-content/thumbs/a9ac8e513d1257cf9f188816618b2e3bf6826aca_300-200cropped.jpg)
Superficial magic
Brazilians begin investigating a new promising material
Solar system
![](/wp-content/thumbs/aa83a669cb7d0b0728366b035ad49d36a65d85ae_300-200cropped.jpg)
Why Uranus spins sideways
Crashing into large objects has tilted the rotation axis by 98°
Ecology
![](/wp-content/thumbs/ef4cc8acd1bcd8f156f2a548bb32d85993e04e9b_300-200cropped.jpg)
The limit of the forest
Group identifies signs that precede extinction in the Atlantic rainforest
Astronomy
![](/wp-content/thumbs/db386ef71181fcc08abf56866f5adb3c095a31a2_300-200cropped.jpg)
The Sun that protects us
Study identifies a type of magnetic bubble that surrounds our Solar System