From robots that climb trees to China's first solar-powered hotel: Hot tech photos of the day [PHOTOS] By IBT Staff Reporter On 06/29/11 AT 4:11 PM A robot named "Treebot", developed by the Chinese university of Hong Kong, climbs on a tree in Hong Kong June 20, 2011.The robot has two grippers that dig into bark and allow the device to wriggle up a tree like a caterpillar. It weighs less than 1 kg (2.2 lbs), can carry a camera and is designed to climb trees instead of humans to do health checks on the plants, reported the South China Morning Post. Photo: Reuters A woman checks the new Vatican portal on an iPad device in Rome June 28, 2011. Pope Benedict XVI will launch the site, a news information portal that aggregates the Vatican's various media into a one-stop site for all things papal, on Wednesday, the 60th anniversary of his ordination into the priesthood. Photo: Reuters Claude Desmarais and his Belgian draft horse Fred pull fiber optic cables between utility poles in East Burke, Vermont June 24, 2011. Fairpoint Communication hires Desmarais and Fred to pull fiber optic cable through difficult terrain in a effort to bring high speed internet to all of Vermont by 2013. Photo: Reuters Canadian army corporal John McMurry uses his laptop in the back of a light armored vehicle in Seprwan Ghar Forward fire base in the Panjwai district of Kandahar province, southern Afghanistan Photo: Reuters The space shuttle Atlantis STS-135 commander Christopher Ferguson looks out of the M-113 armored personnel carrier at the Kennedy Space Center in Cape Canaveral, Florida Photo: Reuters A worker walks past the shell of a wind turbine tower in the assembly workshop of the Guodian United Power Technology Company, at the city of Baoding, Hebei Province Photo: Reuters A waitress smiles as she works under a roof covered in solar panels in the lobby of China's first solar-powered hotel in the city of Baoding, Hebei Province June 20, 2011. The 291-room hotel boasts that the photoelectric glass covering the exterior of the building can produce the amount of power per year that is equivalent to 270 tonnes of carbon dioxide emissions or 104 tonnes of coal. Photo: Reuters Workers for Toshiba rest inside the Toshiba Rest Area at Tokyo Electric Power (TEPCO) Co.'s Fukushima Daiichi Nuclear Power Station in Fukushima prefecture, May 15, 2011, in this handout photo released by TEPCO on June 10, 2011. Since the start of the Japanese nuclear boom in the 1970s, Japan's utilities have relied on temporary workers who receive little explanation on the health risks from radiation. Photo: Reuters Two scientists work on Iran's Rasad (Observation) satellite at an unknown location in Iran, in this undated handout picture. Iran successfully launched the second domestically built satellite into orbit, Iran's Arabic language al-Alam television reported on Wednesday. Photo: Reuters The world's largest milimetric telescope (50 metres in diameter) is seen in the Sierra Negra Volcano, at an altitude of 4,600 m (15,000 ft.), which lies between the states of Puebla and Veracruz June 20, 2011. The telescope, optimized for astronomical observations at millimeter wavelengths, is the result of a bi-national project between Mexico and the U.S., according to its website. The first observations were made at 3 mm on June 1, 2011, reported by Instituto Nacional de Astrofisica, Optica y Electronica (INAOE). Photo: Reuters PreviousNextInternational Business Times picks out popular tech photos, from social media to green energy.