Transparent solar is based on a fact about light that is taught in elementary school, sun transmits energy in the form of invisible ultraviolet and infrared light, as well as visible light.

Bangladesh made unprecedented progress in labour and safety standards over the last two years, which had raised hopes for the country of regaining trade benefits from the United States.

US congresswoman Carolyn B. Maloney supports Bangladesh's persistent call for restoration of trade benefits for exports to the US market.

The United States has strongly condemned the killing of blogger Niladri Chattopadhyay Niloy and expressed the hope to work with Bangladesh to protect space for freedom of expression.

The Obama Administration, which defied the hawkish opposition at home and abroad and signed the historic Nuclear Deal with Iran, seems to have condoned President Erdogan's military operation in Iraq.

Civil rights campaigners in US start a 40-day march to highlight what they say is a fresh attack on equal rights for African Americans.

Hundreds of companies and investors sent a letter to 29 governors in the US on Friday to show their support for the Clean Power Plan to slash carbon emissions in the electricity sector.

The US spied on Japanese politicians, its top central banker and major firms including conglomerate Mitsubishi, according to documents released by WikiLeaks on Friday, in the latest revelation about Washington's snooping on allies.

President Barack Obama signs an executive order calling for the US to build the world's fastest computer by 2025.

Britain is committed to working with the US to destroy the "caliphate" set up by Islamic State militants in Iraq and Syria, the prime minister says.

Critics of the nuclear agreement with Iran are at odds with "99% of the world and the majority of nuclear experts", US President Barack Obama has said.

World powers race to clinch a landmark deal to prevent Iran acquiring a nuclear bomb, with a source close to the marathon talks saying an agreement was "98-percent" completed.

The US is upgrading Malaysia from lowest tier on its list of worst human trafficking centres, a move that could smooth way for an ambitious US-led free-trade deal with the Southeast Asian nation and 11 other countries.

A small plane collides in mid-air with a F-16 fighter jet over South Carolina, killing two people and sending debris into a mobile home park.

The US-led coalition fighting the Islamic State group is "intensifying" its campaign in northern Syria, President Barack Obama says.

Selfie lovers will now be able to snap themselves in the US president's residence, after the White House lifted a decades-old ban on photography.

Selfie lovers will now be able to snap themselves in the US president's residence, after the White House lifted a decades-old ban on photography.

Sugary drinks cause 184,000 deaths worldwide annually, including 25,000 deaths in the United States, according to a new study reports LiveScience.

Air strikes kill 10 suspected militants in Pakistan's northwestern Shawal Valley, intelligence officials say.

BNP terms “disgraceful” for the country the recent US report that focused on human rights practices in Bangladesh.