Incidentally, Dr. Jiri Grygar, known astrophysicist, a scientific skeptic and pleasant person, did not rule out that the origin of an annual crop circles discovered need not only be the work of human hands.
Nagkataon, Dr. Jiří Grygar, kilalang astrophysicist, pang-agham at may pag-aalinlangan at maayang tao, ay hindi mamuno Na ang pinagmulan ng isang taunang lupon ng crop Natuklasan kailangang hindi lamang ang gawain ng mga kamay ng tao.