What causes cancer?

2023-12-14 13:46:11

Cancer arises from a large number of accumulations of mutations in cells. In the presence of mutations in genes that control cell growth, cells can continue to divide and form a tumor.

Normal cells become malignant due to mutations. Changes in genes accumulate gradually, it is a long, complex process. When such changes occur in cells, the body tries to get rid of them. Various mechanisms of cell death are activated, and antitumor immunity is activated. But malignant cells skillfully cope with these obstacles by developing masking mechanisms to avoid immune aggression.

A cancerous tumor does not have a complete form and, in addition to the main body, has many thin processes-metastases that cannot be removed along with the main tumor, and the remaining metastases in the body grow back into a malignant tumor and so on until the person dies.

Malignant cells – how do they differ from normal ones?

Who will be president after Trump?

2025-04-20 14:26:24

Democratic candidate

Republicans will not be forgiven for dismissals. Democrats are already winning party elections in states where Republicans used to win.

Even after the change of Trump, US policy will not change. They need to bring jobs back to the country, and this should be beneficial to employers, and this can only be done with the help of a weak dollar and protective tariffs or other unpopular reforms.

Why do they turn off the Internet in Russia, even in those regions that drones cannot reach?

2026-04-09 14:35:44

The authorities consider such measures as a tool in case of internal instability: law enforcement agencies can work out scenarios for restricting mobile communications during mass protests and rallies in order to control the coordination and dissemination of information.

The initiator of both Telegram blockages and periodic mobile Internet outages is the FSB. Officially, these measures are explained by the need to strengthen control in the field of digital security: combating the use of VPN services, countering fraudulent schemes, as well as preventing threats related to the use of drones.

By 2026, the sovereign Internet is no longer just a concept, but a well-developed and well-designed infrastructure. The Russian segment of the network is gradually losing the features of a decentralized environment and is being transformed into a strictly organized system where user actions are increasingly regulated by the state. Although it has not yet turned into a completely closed model like the Chinese one, the controls and restrictions are noticeably increasing every year.

Will the U.S. Be Able to Isolate China?

2025-04-17 10:39:30

The United States has already missed China's development, and now no protective duties will help

The United States is trying to create an anti-Chinese coalition. The implementation of the American plan will fail due to the scale of the Chinese economy and the unwillingness of countries to act at the behest of the Americans. China opposes the escalation of the trade war and responds to the imposition of duties on its goods in the United States. China has also raised tariffs on U.S. products and imposed restrictions on mineral exports to the United States.

The White House is seeking to force dozens of countries to abandon trade with China. The Americans are offering to strike a deal with Washington in exchange for lower import duties, but other countries are already benefiting more from trade with China than from U.S. trade